Cita APA (7th ed.)

Toor, R., & Weisburg, H. K. (2011). Being indispensable: A school librarian's guide to becoming an invaluable leader. American Library Association.

Cita Chicago (17th ed.)

Toor, Ruth, i Hilda K. Weisburg. Being Indispensable: A School Librarian's Guide to Becoming an Invaluable Leader. Chicago: American Library Association, 2011.

Cita MLA (9th ed.)

Toor, Ruth, i Hilda K. Weisburg. Being Indispensable: A School Librarian's Guide to Becoming an Invaluable Leader. American Library Association, 2011.