Cita APA (7th ed.)

Okajima, H., Uritani, I., & Kun-huang, H. (1975). The significance of minor elements on plant physiology. Aspac.

Cita Chicago (17th ed.)

Okajima, Hideo, Ikuzo Uritani, i Houng Kun-huang. The Significance of Minor Elements on Plant Physiology. Taipei: Aspac, 1975.

Cita MLA (8th ed.)

Okajima, Hideo, et al. The Significance of Minor Elements on Plant Physiology. Aspac, 1975.