Cress, Paul Fortran IV with WATFOR and WATFIV / by Paul Cress, Paul Dirksen and J. Wesley Graham - Rev. ed. - Englewood Cliffs, N.J. : Prentice-Hall, 1970 - xv, 447 p. ; 26 cm. ISBN: 0133294331 LCCN: 74-129241 Subjects--Topical Terms: FORTRAN IV (Computer program language)