Steward, J. (1984). Writing in the social sciences. Illinois: Scott.
Dyfyniad Arddull ChicagoSteward, Joyce. Writing in the Social Sciences. Illinois: Scott, 1984.
Dyfyniad MLASteward, Joyce. Writing in the Social Sciences. Illinois: Scott, 1984.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.