Cita APA

Heitefuss, R., & Williams, P. H. (1976). Physiological plant pathology. New York: Springer-Verlag.

Citación estilo Chicago

Heitefuss, R., y P. H. Williams. Physiological Plant Pathology. New York: Springer-Verlag, 1976.

Cita MLA

Heitefuss, R., y P. H. Williams. Physiological Plant Pathology. New York: Springer-Verlag, 1976.