Styl cytowania APA

Zimmermann, M. H. (1977). Trees, structure and function. Springer-Verlag.

Styl cytowania Chicago

Zimmermann, Martin H. Trees, Structure and Function. New York: Springer-Verlag, 1977.

Styl cytowania MLA

Zimmermann, Martin H. Trees, Structure and Function. Springer-Verlag, 1977.