Cress, Paul
Fortran IV with Watfor and Watfiv
Prentice-Hall, 1970
Buku Teks SO
Merchant, Michael J.
Applied FORTRAN programing with standard FORTRAN, WATFOR, WATFIV, and structured WATFIV
Wadsworth, 1977
Buku Teks SO
Kreitzberg, Charles B.
FORTRAN programming, a spiral approach : compatible with WATFOR/WATFIV and FORTRAN 77
Harcourt Brace Javanovich, 1982
Buku Teks SO
Hutty, Roger
Pengantar Fortran
Erlangga, 1988
Buku Teks SO
Friedmann, Jehosua
Fortran IV
John Wiley & Sons, 1976
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