Cita APA (7th ed.)

American Library Association. ALA handbook of organization. American Library Association.

Cita Chicago (17th ed.)

American Library Association. ALA Handbook of Organization. Chicago: American Library Association.

Cita MLA (9th ed.)

American Library Association. ALA Handbook of Organization. American Library Association.

Atenció: Aquestes cites poden no estar 100% correctes.