Cita APA (7a ed.)

Duran, R., & Fischer, G. W. (1961). The genus tilletia. Washington State University.

Cita Chicago Style (17a ed.)

Duran, Ruben, y George W. Fischer. The Genus Tilletia. Washington, United States of America: Washington State University, 1961.

Cita MLA (8a ed.)

Duran, Ruben, y George W. Fischer. The Genus Tilletia. Washington State University, 1961.