Gupta, M. (1977). Bhagat Singh and his times. Lipi Prakashan.
Style de citation Chicago (17e éd.)Gupta, Manmathnath. Bhagat Singh and His Times. Lipi Prakashan, 1977.
Style de citation MLA (9e éd.)Gupta, Manmathnath. Bhagat Singh and His Times. Lipi Prakashan, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.