Style de citation APA

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

Style de citation Chicago

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

Style de citation MLA

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

Attention : ces citations peuvent ne pas être correctes à 100%.