@book{47649,
	author = {ਥਾਪਰ, ਪ੍ਰਿਥਵੀ ਰਾਜ},
	title = {ਸੰਚਾਰ, ਤਕਨੀਕ ਤੇ ਮਲਟੀਮਿਡਿਆ},
	publisher = {Manpreet Parkashan},
	year = {2012},
	address = {Delhi},
	edition = {1st}
}