APA

Salisbury F. B., . (1963). The flowering process. New York: Pergamon Press.

Chicago

Salisbury Frank B, . 1963. The flowering process. New York: Pergamon Press.

Harvard

Salisbury F. B., . (1963). The flowering process. New York: Pergamon Press.

MLA

Salisbury Frank B, . The flowering process. New York: Pergamon Press. 1963.