Levine-Clark, M., & Carter, T. M. (2013). ALA glossary of library and information science: Edited by Michael Levine-Clark and Toni M. Carter (Fourth edition.). ALA editions, an imprint of the American Library Association.

Levine-Clark, Michael, and Toni M. Carter. ALA Glossary of Library and Information Science: Edited by Michael Levine-Clark and Toni M. Carter. Fourth edition. Chicago: ALA editions, an imprint of the American Library Association, 2013.

Levine-Clark, Michael, and Toni M. Carter. ALA Glossary of Library and Information Science: Edited by Michael Levine-Clark and Toni M. Carter. Fourth edition. ALA editions, an imprint of the American Library Association, 2013.