APA-Zitierstil (7. Ausg.)

Cassell, K. A., & Hiremath, U. (2018). Reference and information services: An introduction (Fourth edition.). ALA Neal-Schuman Association.

Chicago-Zitierstil (17. Ausg.)

Cassell, Kay Ann, und Uma Hiremath. Reference and Information Services: An Introduction. Fourth edition. Chicago: ALA Neal-Schuman Association, 2018.

MLA-Zitierstil (9. Ausg.)

Cassell, Kay Ann, und Uma Hiremath. Reference and Information Services: An Introduction. Fourth edition. ALA Neal-Schuman Association, 2018.