Chowdhury, P. N. (1973). Economics of research & development. People's Pub. House.
Style de citation Chicago (17e éd.)Chowdhury, P. N. Economics of Research & Development. New Delhi: People's Pub. House, 1973.
Style de citation MLA (8e éd.)Chowdhury, P. N. Economics of Research & Development. People's Pub. House, 1973.
Attention : ces citations peuvent ne pas être correctes à 100%.