Παραπομπή APA
Gregory, V. L. (2011). Collection development and management for 21st century library collections: An introduction. New York: Neal-Schuman Publishers.
Παραπομπή Chicago StyleGregory, Vicki L. Collection Development and Management for 21st Century Library Collections: An Introduction. New York: Neal-Schuman Publishers, 2011.
Παραπομπή MLAGregory, Vicki L. Collection Development and Management for 21st Century Library Collections: An Introduction. New York: Neal-Schuman Publishers, 2011.
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