Umapathy, K. (1976). Problems in library management/2e (2nd ed.). Vikas publishing house.
Dyfyniad Arddull ChicagoUmapathy, K.S. Problems in Library Management/2e. 2nd ed. New Delhi: Vikas publishing house, 1976.
Dyfyniad MLAUmapathy, K.S. Problems in Library Management/2e. 2nd ed. Vikas publishing house, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.