Frederick E. Giesecke [and others]
Pearson education International, Prentice Hall, 2009
Buku Teks SO
Rising, James S.
Brown, 1964
Buku Teks
Simmons, Colin H.
Elsevier, 2009
Buku Referensi
Simmons, Colin H.
Edward Arnold, 1995
Buku Referensi
Wirshing, Roy H.
McGraw-Hill, 1983
Buku Teks