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Dyfyniad Arddull ChicagoBhatnagar, Subhash. E-GOVERNMENT FROM VISION TO IMPLEMENTATION: A PRACTICAL GUIDE WITH CASE STUDIES. New Delhi, Sage, 2004.
Dyfyniad MLABhatnagar, Subhash. E-GOVERNMENT FROM VISION TO IMPLEMENTATION: A PRACTICAL GUIDE WITH CASE STUDIES. 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.