Cita APA (7a ed.)

Gill, S. L. (1993). File management and information retrieval systems: A manual for managers and technicians (3rd ed.). Libraries Unlimited.

Cita Chicago Style (17a ed.)

Gill, Suzanne L. File Management and Information Retrieval Systems: A Manual for Managers and Technicians. 3rd ed. Englewood, Colorado: Libraries Unlimited, 1993.

Cita MLA (9a ed.)

Gill, Suzanne L. File Management and Information Retrieval Systems: A Manual for Managers and Technicians. 3rd ed. Libraries Unlimited, 1993.