51.
 |  | Title: Publish or Perish: A Selective Bibliography by John O. Christensen ISBN: 0792007875 Publisher: Vance Bibliographies Pub. Date: January, 1991 List Price: $3.00 Amazon.com Price: $3.00 |
52.
 |  | Title: New Pocket Handbook of Chemistry by Philp Stanley and Chen, Samuel M. and Christensen, John Chen ISBN: 0898745322 Publisher: Krieger Publishing Company Pub. Date: August, 1983 List Price: $32.00 Amazon.com Price: $32.00 |
53.
 |  | Title: Archives Administration in the 1980's: A Selective Bibliography (Public Administration ; P 2645) by John O. Christensen ISBN: 0792001656 Publisher: Vance Bibliographies Pub. Date: May, 1989 List Price: $3.75 Amazon.com Price: $3.75 |
54.
 |  | Title: Legal Issues in Public and School Libraries: Some Recent References by John O. Christensen ISBN: 0792006453 Publisher: Vance Bibliographies Pub. Date: January, 1990 List Price: $6.25 Amazon.com Price: $6.25 |
55.
 |  | Title: Reference Services in Public Libraries in the 1980's: A Selective Bibliography by John O. Christensen ISBN: 0792002059 Publisher: Vance Bibliographies Pub. Date: June, 1989 List Price: $5.00 Amazon.com Price: $5.00 |
56.
 |  | Title: Reference services for school libraries in the 1980's : a selective bibliography by John O. Christensen ISBN: 0792002369 Publisher: Vance Bibliographies
|
57.
 |  | Title: Management of serials in libraries in the 1980's : a selective bibliography by John O. Christensen ISBN: 0792002350 Publisher: Vance Bibliographies
|
58.
 |  | Title: Reference Services in College and University Libraries in the 1980s: A Selective Bibliography (Public Administration Ser P2676) by John O. Christensen ISBN: 0792002067 Publisher: Vance Bibliographies Pub. Date: June, 1989 List Price: $6.25 Amazon.com Price: $6.25 |
59.
 |  | Title: Management of Technical Services in Libraries in the 1980's: A Selective Bibliography/P2759 (Public Administration Series--Bibliography, P 2759) by John O. Christensen ISBN: 0792003497 Publisher: Vance Bibliographies Pub. Date: December, 1989 List Price: $3.00 Amazon.com Price: $3.00 |
60.
 |  | Title: School Library Administration in the 1980's: A Selective Bibliography by John O. Christensen ISBN: 0792001672 Publisher: Vance Bibliographies Pub. Date: January, 1989 List Price: $3.75 Amazon.com Price: $3.75 |