Cita APA (7th ed.)

Fry (George) and Associates, Inc., Chicago. (1961). Study of circulation control systems: Public libraries, college and university libraries, special libraries. Library Technology Project of the American Library Association.

Cita Chicago (17th ed.)

Fry (George) and Associates, Inc., Chicago. Study of Circulation Control Systems: Public Libraries, College and University Libraries, Special Libraries. Chicago: Library Technology Project of the American Library Association, 1961.

Cita MLA (9th ed.)

Fry (George) and Associates, Inc., Chicago. Study of Circulation Control Systems: Public Libraries, College and University Libraries, Special Libraries. Library Technology Project of the American Library Association, 1961.