APA استشهاد

Asthana, B. N. (1971). Elements of statistics. Chaitanya Pub House.

استشهاد بنمط شيكاغو

Asthana, B. N. Elements of Statistics. Allahabad: Chaitanya Pub House, 1971.

MLA استشهاد

Asthana, B. N. Elements of Statistics. Chaitanya Pub House, 1971.