Social scientist, volume 17, 1989. Indian School of Social Sciences.
Dyfyniad Arddull ChicagoSocial Scientist, Volume 17, 1989. New Delhi: Indian School of Social Sciences.
Dyfyniad MLASocial Scientist, Volume 17, 1989. Indian School of Social Sciences.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.