APA

Devassy e. a., . (1953). Textbook of physics for the intermediate course. : Ananda Book Depot, Madras.

Chicago

Devassy et al, . 1953. Textbook of physics for the intermediate course. : Ananda Book Depot, Madras.

Harvard

Devassy e. a., . (1953). Textbook of physics for the intermediate course. : Ananda Book Depot, Madras.

MLA

Devassy et al, . Textbook of physics for the intermediate course. : Ananda Book Depot, Madras. 1953.