Παραπομπή APA

S.N.Singh. (1989). Population transition in India. B.R.Publishing Corporation.

Παραπομπή Chicago Style

S.N.Singh. Population Transition in India. Delhi: B.R.Publishing Corporation, 1989.

Παραπομπή MLA

S.N.Singh. Population Transition in India. B.R.Publishing Corporation, 1989.