@book{4478,
	author = {Sharma, P.C.},
	title = {A text book of Production engineering /},
	publisher = {S chand & co.,},
	year = {c1982[.Reprinted2008,06,05,03,02,2000, 1999,97,95,94,92,90,89,88,86]},
	address = {New Delhi :}
}