APA (7th ed.) Citation

Richards, B. N. (1976). Introduction to the soil ecosystem (Reprinted, with minor corrections.). Longman.

Chicago Style (17th ed.) Citation

Richards, B. N. Introduction to the Soil Ecosystem. Reprinted, with minor corrections. London ; New York: Longman, 1976.

MLA (9th ed.) Citation

Richards, B. N. Introduction to the Soil Ecosystem. Reprinted, with minor corrections. Longman, 1976.