@book{972,
	author = {JOHNSON, LYNWOOD A. and MONTGOMERY, DOUGLAS C.},
	title = {OPERATIONS RESEARCH IN PRODUCTION PLANNING  SCHEDULING AND INVENTORU CONTROL/ },
	publisher = {JOHN WILEY AND SONS},
	year = {1974},
	address = {NEW YORK: },
	note = {INCLUYE INDICE.}
}