APA (7th ed.) Citation

Morgan, R. P. C., & Davidson, D. A. (1986). Soil erosion and conservation. Longman Scientific & Technical.

Chicago Style (17th ed.) Citation

Morgan, R. P. C., and Donald A. Davidson. Soil Erosion and Conservation. Harlow, Essex: Longman Scientific & Technical, 1986.

MLA (9th ed.) Citation

Morgan, R. P. C., and Donald A. Davidson. Soil Erosion and Conservation. Longman Scientific & Technical, 1986.