APA (7th ed.) Citation

Morgan, R. P. C. (1986). Soil erosion and conservation (Rev. and enl. ed.). Longman.

Chicago Style (17th ed.) Citation

Morgan, Royston P. C. Soil Erosion and Conservation. Rev. and enl. ed. Harlow: Longman, 1986.

MLA (9th ed.) Citation

Morgan, Royston P. C. Soil Erosion and Conservation. Rev. and enl. ed. Longman, 1986.