-. (1989). மண்ணியல். E.T.I. Division, Department of Animal production & Health.
Chicago Style (17th ed.) Citation-. மண்ணியல். பெரதெனியா: E.T.I. Division, Department of Animal production & Health, 1989.
MLA (9th ed.) Citation-. மண்ணியல். E.T.I. Division, Department of Animal production & Health, 1989.
Warning: These citations may not always be 100% accurate.