Cita APA (7a ed.)

Britten, W. A. (1987). Supply-Side Searching: An Alternative to Fee-Based Online Services.

Cita Chicago Style (17a ed.)

Britten, William A. Supply-Side Searching: An Alternative to Fee-Based Online Services. 1987.

Cita MLA (9a ed.)

Britten, William A. Supply-Side Searching: An Alternative to Fee-Based Online Services. 1987.