@book{25982,
	author = {Kochan, Stephen G. and Wood, Patrick H.},
	title = {Shell programming in Unix, Linux and OS X},
	publisher = {Pearson},
	year = {2017, 2022},
	address = {Noida, U.P.},
	edition = {4th ed.},
	note = {Acc.No. 41111-41120: The publication year is 2022.}
}