Cita APA

Whitney, E. D., & Duffus, J. E. (1995). Compendium of beet diseases and insects (3a. ed.). APS.

Citación estilo Chicago

Whitney, E. D., and James E. Duffus. Compendium of Beet Diseases and Insects. 3a. ed. Minneapolis: APS, 1995.

Cita MLA

Whitney, E. D., and James E. Duffus. Compendium of Beet Diseases and Insects. 3a. ed. APS, 1995.