Tohutoro APA (7th ed.)
Kolay, A. K. (2000). Basics concepts of soil science (2nd ed.). New Age International.
Tohutoru Kātū Chicago (17th ed.)
Kolay, A. K. Basics Concepts of Soil Science. 2nd ed. Kolkata: New Age International, 2000.
Tohutoro MLA (9th ed.)
Kolay, A. K. Basics Concepts of Soil Science. 2nd ed. New Age International, 2000.
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