Forsythe, Alexander I.
Computer science : fortran language
John Wiley & Sons, 1970
 Buku Teks SO
Computer science: the PL/1 language
Athur L. Anger...[et.al]
John Wiley & Sons, 1972
 Buku Teks
Keegel, John C.
The language of computer programming in English
Regents Publishing, 1976
 Buku Teks SO
Computer science: basic language programming
John Wiley & Sons, 1970
 Buku Teks SO
Anger, Arthur L.
Computer science : the PL/I language
John Wiley & Sons, 1972
 Buku Teks SO