Earle, James H.
Drafting technology
Addison-Wesley, 1986
 Buku Teks SO
Sclater, Neil
Mechanisms and mechanical devices sourcebook
McGraw-Hill, 2011
 Buku Teks
Mechanisms and mechanical devices sourcebook
edited by Nicholas P. Chironis and Neil Sclater
McGraw-Hill, 1996
 Buku Teks SO
Crane, Louise
China in sign and symbol with decorations / Louise Crane
Kelly & Walsh , 1926
 Buku Teks
Wirshing, Roy H.
Civil engineering drafting
McGraw-Hill, 1983
 Buku Teks SO