APA Edition Citation

Orlov, D. . S. (1985). Humus acids of soils. Oxonian press.

Chicago Edition Citation

Orlov, D S. Humus Acids of Soils. New Delhi: Oxonian press, 1985.

MLA Edition Citation

Orlov, D S. Humus Acids of Soils. Oxonian press, 1985.

Warning: These citations may not always be 100% accurate.