Merchant, Michael J. Applied FORTRAN programming : : with standard FORTRAN, WATFOR, WATFIV, and structured WATFIV / [electronic resource] / Michael J. Merchant, in collaboration with John R. Sturgul.. — Belmont, Calif. : : Wadsworth Pub. Co.,, c1977.. — xiii, 544 p. (p. [541]-544 blank for notes : : ill. ; 24 cm.