@book{27490,
	author = {Hassan Tahir, Waqar Ali Abban & Muhammad Shiraz Shamsi},
	title = {Web Based Retail Management System},
	publisher = {UIT,},
	year = {2005},
	address = {Karachi:},
	url = {https://drive.google.com/file/d/1_QUG2lcXneGqmTfrQr1SRnrAH6nBt0Z7/view?usp=sharing}
}