Cita APA (7a ed.)

Zimmermann, M. H., Brown, C. L., & Tyree, M. T. (1980). Trees: Structure and function. Springer-Verlag.

Cita Chicago Style (17a ed.)

Zimmermann, Martin H., Claud L. Brown, y Melvin T. Tyree. Trees: Structure and Function. New York: Springer-Verlag, 1980.

Cita MLA (8a ed.)

Zimmermann, Martin H., et al. Trees: Structure and Function. Springer-Verlag, 1980.