APA

Velayudhan P. S., . (1966). Brief history of the world. : S Viswanathan Printers and Publishers, Madras.

Chicago

Velayudhan P S, . 1966. Brief history of the world. : S Viswanathan Printers and Publishers, Madras.

Harvard

Velayudhan P. S., . (1966). Brief history of the world. : S Viswanathan Printers and Publishers, Madras.

MLA

Velayudhan P S, . Brief history of the world. : S Viswanathan Printers and Publishers, Madras. 1966.