Cita APA (7th ed.)

Sastri, M. N. (1993). Intro. to environment. Himalay.

Cita Chicago (17th ed.)

Sastri, M N. Intro. to Environment. Bombay: Himalay, 1993.

Cita MLA (9th ed.)

Sastri, M N. Intro. to Environment. Himalay, 1993.