Gregory, V. L. (2019). Collection development and management for 21st century library collections: An introduction (Second edition.). ALA Neal-Schuman.
Chicago-Zitierstil (17. Ausg.)Gregory, Vicki L. Collection Development and Management for 21st Century Library Collections: An Introduction. Second edition. Chicago: ALA Neal-Schuman, 2019.
MLA-Zitierstil (9. Ausg.)Gregory, Vicki L. Collection Development and Management for 21st Century Library Collections: An Introduction. Second edition. ALA Neal-Schuman, 2019.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.