Cita APA (7a ed.)

Frederiksen, R. A. (1986). Compendium of sorghum diseases. APS.

Cita Chicago Style (17a ed.)

Frederiksen, Richard A. Compendium of Sorghum Diseases. St. Paul: APS, 1986.

Cita MLA (8a ed.)

Frederiksen, Richard A. Compendium of Sorghum Diseases. APS, 1986.