APA ציטוט

Morgan, R. P. C. (1995). Soil erosion and conservation. London: Longman.

Trích dẫn kiểu Chicago

Morgan, Royston Philip Charles. Soil Erosion and Conservation. London: Longman, 1995.

ציטוט MLA

Morgan, Royston Philip Charles. Soil Erosion and Conservation. London: Longman, 1995.