APA引文

Asthana, S. (1991). Environment resource planning 2006 AD. Chugh Punlications.

Chicago Edition Citation

Asthana, S.P. Environment Resource Planning 2006 AD. Allahabad: Chugh Punlications, 1991.

MLA引文

Asthana, S.P. Environment Resource Planning 2006 AD. Chugh Punlications, 1991.

警告：这些引文格式不一定是100％准确.