Shiv Prasad Singh. (1990). Aadhunik parivesh aur navlekhan. Sanjay.
Chicago Edition CitationShiv Prasad Singh. Aadhunik Parivesh Aur Navlekhan. Varanasi: Sanjay, 1990.
MLA引文Shiv Prasad Singh. Aadhunik Parivesh Aur Navlekhan. Sanjay, 1990.
警告:這些引文格式不一定是100%准確.