APA aipamena

Cassell, K. A. (1999). Developing reference collections and services in an electronic age: A how-to-do-it manual for librarians. Neal-Schuman Publishers.

Chicago Style aipamena

Cassell, Kay Ann. Developing Reference Collections and Services in an Electronic Age: A How-to-do-it Manual for Librarians. New York: Neal-Schuman Publishers, 1999.

MLA aipamena

Cassell, Kay Ann. Developing Reference Collections and Services in an Electronic Age: A How-to-do-it Manual for Librarians. Neal-Schuman Publishers, 1999.