Citazione Stile APA (7a Edizione)

Coulter, M. C. (1935). The story of the plant kingdom. The University of Chicago.

Citazione stile Chigago Style (17a edizione)

Coulter, Merle C. The Story of the Plant Kingdom. Chicago: The University of Chicago, 1935.

Citatione MLA (9a ed.)

Coulter, Merle C. The Story of the Plant Kingdom. The University of Chicago, 1935.