Warren, J. (1999). Conservation of earth structures. Butterworth-Heinemann.
Chicago Style (17th ed.) CitationWarren, John. Conservation of Earth Structures. Oxford [u.a.]: Butterworth-Heinemann, 1999.
MLA (9th ed.) CitationWarren, John. Conservation of Earth Structures. Butterworth-Heinemann, 1999.
Warning: These citations may not always be 100% accurate.