Burton, T.D.
McGraw-Hill, 1994
Buku Teks SO
by Wayne C. Turner ... [et al.]
Prentice-Hall, 1993
Buku Teks SO
Hargreaves, Martin
Longman, 1996
Buku Teks SO
Maier, Mark W.
CRC Press, 2009
Buku Teks SO
Alexander Kossiakoff 1945-, William N. Sweet, Samuel J. Seymour, Steven M. Biemer
Wiley-Interscience, 2011
Buku Teks SO