P S Velayudhan & T P Sankaran Kutty Nair & N S Harshan. (1996). World History. S Viswanathan.
Chicago Edition CitationP S Velayudhan & T P Sankaran Kutty Nair & N S Harshan. World History. Madras: S Viswanathan, 1996.
MLA Edition CitationP S Velayudhan & T P Sankaran Kutty Nair & N S Harshan. World History. S Viswanathan, 1996.
Warning: These citations may not always be 100% accurate.