Cita APA (7a ed.)

Freeman, H. M., & Sferra, P. (1991). Biological processes. Vol: 3. Technomic.

Cita Chicago Style (17a ed.)

Freeman, Harry M., y P.R Sferra. Biological Processes. Vol: 3. Lancaster: Technomic, 1991.

Cita MLA (9a ed.)

Freeman, Harry M., y P.R Sferra. Biological Processes. Vol: 3. Technomic, 1991.