Gerrard, A. (1981). Soils and Landforms. George Allen& UNWIN.
Chicago Style CitationGerrard, A.J. Soils and Landforms. George Allen& UNWIN, 1981.
MLA CitationGerrard, A.J. Soils and Landforms. George Allen& UNWIN, 1981.
Warning: These citations may not always be 100% accurate.