@book{4445,
	author = {Krar, Steve F. and Oswald, J. W. II. J. E. ST.Ì},
	title = {Operación de máquina herramientas / Steve F. Krar, J. W. Osawald y J. E. ST. Amand},
	address = {México: McGraw-Hill},
	note = {Incluye indice.}
}