एपीए उद्धरण

Foth, H., & Thurk, L. (1972). Fundamentals of soil science (5th ed.). Wiley Eastern.

शिकागो स्टाइल उद्धरण

Foth, H.D, और L.M Thurk. Fundamentals of Soil Science. 5th ed. New Delhi: Wiley Eastern, 1972.

एमएलए उद्धरण

Foth, H.D, और L.M Thurk. Fundamentals of Soil Science. 5th ed. Wiley Eastern, 1972.