Krishnakumar. (2004). Pracheen bharata ka bhaugolika parivesha. Mayank prakashan.
Chicago Edition CitationKrishnakumar. Pracheen Bharata Ka Bhaugolika Parivesha. Jwalapur: Mayank prakashan, 2004.
MLA Edition CitationKrishnakumar. Pracheen Bharata Ka Bhaugolika Parivesha. Mayank prakashan, 2004.
Warning: These citations may not always be 100% accurate.