1.
 |  | Title: Probability Theory and Probability Logic (Toronto Studies in Philosophy) by Peter Roeper, Hugues Leblanc ISBN: 0802008070 Publisher: Univ of Toronto Pr Pub. Date: August, 1999 List Price: $65.00 Amazon.com Price: $65.00 |
2.
 |  | Title: Diagnostic Evaluation of Language Variation-Screening Test: Stimulus Book by Harry Seymour, Thomas Roeper, Jill De Villiers, Peter De Villiers ISBN: 0158092066 Publisher: Psychological Corp Pub. Date: November, 2003 List Price: $50.00 Amazon.com Price: $50.00 |
3.
 |  | Title: Diagnostic Evaluation of Language Variation-Screening Test: Examiner's Manual by Harry Seymour, Thomas Roeper, Jill De Villiers, Peter De Villiers ISBN: 0158092058 Publisher: Psychological Corp Pub. Date: November, 2003 List Price: $45.00 Amazon.com Price: $45.00 |
4.
 |  | Title: Diagnostic Evaluation of Language Variation-Criterion Referenced by Harry Seymour, Thomas Roeper, Jill Villiers, Peter Villiers ISBN: 0158092007 Publisher: Psychological Corp Pub. Date: April, 2003 List Price: $259.00 Amazon.com Price: $259.00 |
5.
 |  | Title: Diagnostic Evaluation of Language Variation-Criterion Referenced: Examiner's Manual by Harry Seymour, Thomas Roeper, Jill Villiers, Peter Villiers ISBN: 0158092015 Publisher: Psychological Corp Pub. Date: April, 2003 List Price: $75.00 Amazon.com Price: $75.00 |
6.
 |  | Title: Diagnostic Evaluation of Language Variation-Screening Test: Record Forms, 25 by Harry Seymour, Thomas Roeper, Jill De Villiers, Peter De Villiers ISBN: 015809204X Publisher: Psychological Corp Pub. Date: November, 2003 List Price: $50.00 Amazon.com Price: $50.00 |
7.
 |  | Title: Diagnostic Evaluation of Language Variation-Criterion Referenced: Record Forms, 25 by Harry Seymour, Thomas Roeper, Jill Villiers, Peter Villiers ISBN: 0158092031 Publisher: Psychological Corp Pub. Date: April, 2003 List Price: $50.00 Amazon.com Price: $50.00 |
8.
 |  | Title: Diagnostic Evaluation of Language Variation-Screening Test by Harry Seymour, Thomas Roeper, Jill De Villiers, Peter De Villiers ISBN: 0158092074 Publisher: Psychological Corp Pub. Date: November, 2003 List Price: $125.00 Amazon.com Price: $125.00 |
9.
 |  | Title: Diagnostic Evaluation of Language Variation-Criterion Referenced: Stimulus Book by Harry Seymour, Thomas Roeper, Jill Villiers, Peter Villiers ISBN: 0158092023 Publisher: Psychological Corp Pub. Date: April, 2003 List Price: $150.00 Amazon.com Price: $150.00 |
10.
 |  | Title: Diagnostic Evaluation of Language Variation-Screening Test: Record Forms, 100 by Harry Seymour, Thomas Roeper, Jill De Villiers, Peter De Villiers ISBN: 0158092082 Publisher: Psychological Corp Pub. Date: November, 2003 List Price: $180.00 Amazon.com Price: $180.00 |