Cita APA (7a ed.)

Cronquist, A. (1981). An integrated system of classification of flowering plants. Columbia University Press.

Cita Chicago Style (17a ed.)

Cronquist, Arthur. An Integrated System of Classification of Flowering Plants. New York: Columbia University Press, 1981.

Cita MLA (8a ed.)

Cronquist, Arthur. An Integrated System of Classification of Flowering Plants. Columbia University Press, 1981.