Παραπομπή APA

Ramakumar,R. (1986). Technical demography. Wiley Eastern.

Παραπομπή Chicago Style

Ramakumar,R. Technical Demography. New Delhi: Wiley Eastern, 1986.

Παραπομπή MLA

Ramakumar,R. Technical Demography. Wiley Eastern, 1986.