Cita APA (7a ed.)

Richey, C. W., & Crean, M. J. (1973). Site requirements of commercial users. Business Research Division, University of Colorado.

Cita Chicago Style (17a ed.)

Richey, Clyde W., y Michael J. Crean. Site Requirements of Commercial Users. Boulder: Business Research Division, University of Colorado, 1973.

Cita MLA (8a ed.)

Richey, Clyde W., y Michael J. Crean. Site Requirements of Commercial Users. Business Research Division, University of Colorado, 1973.