Παραπομπή APA

R Gupta's joint CSIR - UGC NET mathematical science. Ramesh pub house.

Παραπομπή Chicago Style

R Gupta's Joint CSIR - UGC NET Mathematical Science. New Delhi: Ramesh pub house.

Παραπομπή MLA

R Gupta's Joint CSIR - UGC NET Mathematical Science. Ramesh pub house.