एपीए उद्धरण

(2006). Soils: Basic concepts and future challenges. New York: Cambridge University Press.

शिकागो स्टाइल उद्धरण

Soils: Basic Concepts and Future Challenges. New York: Cambridge University Press, 2006.

एमएलए उद्धरण

Soils: Basic Concepts and Future Challenges. New York: Cambridge University Press, 2006.