Cita APA (7a ed.)

Pool, R. J. (1941). Flowers and flowering plants. McGraw-Hill.

Cita Chicago Style (17a ed.)

Pool, Raymond J. Flowers and Flowering Plants. New York: McGraw-Hill, 1941.

Cita MLA (9a ed.)

Pool, Raymond J. Flowers and Flowering Plants. McGraw-Hill, 1941.