Barnet, Sylvan
Barnet and stubbss practical guide to writing
Little, Brown, 1980
 Buku Teks SO
Johson, Jean
The Bedford guide to the research process / Jean Johnson
Bedford Books, 1987
 Buku Teks SO
TMS380 adapter user's guide
Texas Instrument Incorporated
Texas Instruments, 1986
 Buku Referensi
Gipson, James H.
Winning the investment game a guide for all seasons / James M. Gibson
McGraw-Hill Book, 1984
 Buku Teks SO
Meyer, Carl H.
Cryptography: a new dimension in computer data security: a guide for the design and implementation of secure systems
John Wiley & Sons, 1982
 Buku Teks SO