1.
 |  | Title: Historical Studies in Information Science (Asis Monograph Series) by Trudi Bellardo Hahn, Michael Buckland ISBN: 1573870625 Publisher: Information Today Inc Pub. Date: October, 1998 List Price: $39.50 Amazon.com Price: $39.50 |
2.
 |  | Title: A History of Online Information Services, 1963-1976 by Charles P. Bourne, Trudi Bellardo Hahn ISBN: 0262025388 Publisher: MIT Press Pub. Date: 14 September, 2003 List Price: $45.00 Amazon.com Price: $38.70 |
3.
 |  | Title: Challenges in Indexing Electronic Text and Images (Asis Monograph Series) by Raya Fidel, Trudi Bellardo Hahn, Edie M. Rasmussen, American Society for Information Science, P. J. Smith ISBN: 0938734768 Publisher: Natl Information Standards Pub. Date: April, 1997 List Price: $40.00 Amazon.com Price: $40.00 |
4.
 |  | Title: Proceedings of the 1998 Conference on the History and Heritage of Science Information Systems (Asis Monograph Series) by Conference on the History and Heritage of Science Information Systems, Michael Buckland, Trudi Bellardo Habn, Mary Ellen Bowden, Trudi Bellardo, Trudi Bellardo Hahn, Robert V. Williams ISBN: 1573870803 Publisher: Information Today Inc Pub. Date: October, 1999 List Price: $39.50 Amazon.com Price: $39.50 |
5.
 |  | Title: Subject Indexing: An Introductory Guide (Self-Study Program) by Trudi Bellardo ISBN: 0871113880 Publisher: Special Libraries Assn Pub. Date: December, 1991 List Price: $85.00 Amazon.com Price: $85.00 |