APA استشهاد

Shivprasad Singh. (1973). Aadhunik parivesh aur astitvavaad. National Publishing House.

استشهاد بنمط شيكاغو

Shivprasad Singh. Aadhunik Parivesh Aur Astitvavaad. Delhi: National Publishing House, 1973.

MLA استشهاد

Shivprasad Singh. Aadhunik Parivesh Aur Astitvavaad. National Publishing House, 1973.