Cita APA (7th ed.)

Kumar, H. D., & Singh, H. N. (1979). Plant metabolism. Macmillan.

Cita Chicago (17th ed.)

Kumar, H. D., i H. N. Singh. Plant Metabolism. London: Macmillan, 1979.

Cita MLA (9th ed.)

Kumar, H. D., i H. N. Singh. Plant Metabolism. Macmillan, 1979.