Cita APA (7a ed.)

Greulach, V. A. (1973). Plant function and structure. Macmillan.

Cita Chicago Style (17a ed.)

Greulach, Victor A. Plant Function and Structure. New York: Macmillan, 1973.

Cita MLA (9a ed.)

Greulach, Victor A. Plant Function and Structure. Macmillan, 1973.