Harikumar, P. S., & Kamalakshan Kokkal. (2010). Environment Monitoring Programme on Water Quality 2010: A report.
Παραπομπή Chicago StyleHarikumar, P S., και Kamalakshan Kokkal. Environment Monitoring Programme on Water Quality 2010: A Report. Thiruvananthapuram, KSCSTE, 2010.
Παραπομπή MLAHarikumar, P S., και Kamalakshan Kokkal. Environment Monitoring Programme on Water Quality 2010: A Report. 2010.
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