Cita APA (7a ed.)

Bulick, S., Sabor, W. N., & Flynn, R. R. Circulation and in-house use of books. Use of library materials : The University of Pittsburgh Study..

Cita Chicago Style (17a ed.)

Bulick, Stephen, William N. Sabor, y Roger R. Flynn. "Circulation and In-house Use of Books." Use of Library Materials : The University of Pittsburgh Study. .

Cita MLA (9a ed.)

Bulick, Stephen, et al. "Circulation and In-house Use of Books." Use of Library Materials : The University of Pittsburgh Study., .