APA način citiranja

Ashok Kumar, N. (1988). Economics of Bio-Gas Evaluation. The Times Research Foundation.

Čikaški stil citiranja

Ashok Kumar, N. Economics of Bio-Gas Evaluation. Pune: The Times Research Foundation, 1988.

MLA način citiranja

Ashok Kumar, N. Economics of Bio-Gas Evaluation. The Times Research Foundation, 1988.

Upozorenje: Ovi citati možda nisu uvijek 100% točni.