Cita APA (7a ed.)

Wittwer, S., & Honma S. (1969). Greenhouse tomatoes;guidelines for successful production. Michigan State University.

Cita Chicago Style (17a ed.)

Wittwer, S.H, y Honma S. Greenhouse Tomatoes;guidelines for Successful Production. East Melbourne: Michigan State University, 1969.

Cita MLA (8a ed.)

Wittwer, S.H, y Honma S. Greenhouse Tomatoes;guidelines for Successful Production. Michigan State University, 1969.