Cassell, K. A. (1999). Developing reference collections and services in an electronic age: A how-to-do-it manual for librarians. Neal-Schuman Publishers.
Citação norma ChicagoCassell, 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.
Citação norma MLACassell, Kay Ann. Developing Reference Collections and Services in an Electronic Age: A How-to-do-it Manual for Librarians. Neal-Schuman Publishers, 1999.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.