APA

Bali N. P., . (1988). Solid geometry. : Laxmi Publications, New Delhi.

Chicago

Bali N P, . 1988. Solid geometry. : Laxmi Publications, New Delhi.

Harvard

Bali N. P., . (1988). Solid geometry. : Laxmi Publications, New Delhi.

MLA

Bali N P, . Solid geometry. : Laxmi Publications, New Delhi. 1988.