Cita APA (7th ed.)
Kolay, A. K. (2000). Basics concepts of soil science (2nd ed.). New Age International.
Cita Chicago (17th ed.)
Kolay, A. K. Basics Concepts of Soil Science. 2nd ed. Kolkata: New Age International, 2000.
Cita MLA (9th ed.)
Kolay, A. K. Basics Concepts of Soil Science. 2nd ed. New Age International, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.