Tohutoro APA (7th ed.)

Lal, R., & Stewart, B. A. (2018). Soil Nitrogen uses and environmental impacts (1a. ed.). CRC Press.

Tohutoru Kātū Chicago (17th ed.)

Lal, Rattan, me B. A. Stewart. Soil Nitrogen Uses and Environmental Impacts. 1a. ed. Boca Ratón: CRC Press, 2018.

Tohutoro MLA (9th ed.)

Lal, Rattan, me B. A. Stewart. Soil Nitrogen Uses and Environmental Impacts. 1a. ed. CRC Press, 2018.