Dyfyniad APA

Usha Devi S P. (1999). University and College LIbraries. Ess Ess.

Dyfyniad Arddull Chicago

Usha Devi S P. University and College LIbraries. New Delhi: Ess Ess, 1999.

Dyfyniad MLA

Usha Devi S P. University and College LIbraries. Ess Ess, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.