APA (7e ed.) Bronvermelding

Cronquist, A. (1971). Introductory botany (2d ed.). Harper & Row.

Chicago (17e ed.) Bronvermelding

Cronquist, Arthur. Introductory Botany. 2d ed. New York: Harper & Row, 1971.

MLA (9e ed.) Bronvermelding

Cronquist, Arthur. Introductory Botany. 2d ed. Harper & Row, 1971.