APA

Gapen D. K., Juergens B. & Library and Information Technology Association U.S. (1980). Closing the catalog: proceedings of the 1978 and 1979 Library and Information Technology Association Institutes. Phoenix, Ariz: Oryx Press.

Chicago

Gapen D Kaye, Juergens Bonnie and Library and Information Technology Association U.S. 1980. Closing the catalog: proceedings of the 1978 and 1979 Library and Information Technology Association Institutes. Phoenix, Ariz: Oryx Press.

Harvard

Gapen D. K., Juergens B. and Library and Information Technology Association U.S. (1980). Closing the catalog: proceedings of the 1978 and 1979 Library and Information Technology Association Institutes. Phoenix, Ariz: Oryx Press.

MLA

Gapen D Kaye, Juergens Bonnie and Library and Information Technology Association U.S. Closing the catalog: proceedings of the 1978 and 1979 Library and Information Technology Association Institutes. Phoenix, Ariz: Oryx Press. 1980.