@book{1312,
	author = {Rao, D.S. Prakash.},
	title = {Strength of Materials : a practical apporach Vol. 1},
	publisher = {Uiversities Press},
	year = {1999.},
	series = {Vol. 1.},
	address = {Hyderabad India},
	url = {http://www.amazon.com/exec/obidos/ASIN/8173711259/chopaconline-20}
}