Παραπομπή APA

V S Kothekar. (1986). Classification and Diagnostics of Soils of The USSR. New delhi.

Παραπομπή Chicago Style

V S Kothekar. Classification and Diagnostics of Soils of The USSR. New delhi, 1986.

Παραπομπή MLA

V S Kothekar. Classification and Diagnostics of Soils of The USSR. New delhi, 1986.