Anderson, Frank W.
Rings and categories of modules
Springer-Verlag, 1992
 Buku Teks SO
Ellis, Janice Rider
Modules for basic nursing skills
Lippincott Williams & Wilkins, 2007
 Buku Teks SO
Hartley, B.
Ring's modules and linear algebra
Chapman and Hall, 1992
 Buku Teks SO
Myers, David G.
Psychology: Myers in modules
Worth Publishers, 2001
 Buku Teks SO
Ellis, Janice Rider
Modules for basic nursing skills; Vol. 1
Lippincott , 1996
 Buku Teks SO