@book{49517,
	author = {ੇਹਰਿਭਜਨ ਸਿੰਘ},
	title = {ਅਧਿਅਨ ਅਤੇ ਅਧਿਆਪਨ},
	publisher = {G.N.D.University},
	year = {2002},
	address = {Amritsar}
}