APA

Mathachan M. e. a., . (1987). Practical physics: BSc main. : Vidyarthi Mithram Book Depot, Kottayam.

Chicago

Mathachan M et al, . 1987. Practical physics: BSc main. : Vidyarthi Mithram Book Depot, Kottayam.

Harvard

Mathachan M. e. a., . (1987). Practical physics: BSc main. : Vidyarthi Mithram Book Depot, Kottayam.

MLA

Mathachan M et al, . Practical physics: BSc main. : Vidyarthi Mithram Book Depot, Kottayam. 1987.