Devlin, Keith
Sets, functions and logic: an introduction to abstract mathematics/Keith Devlin
Chapman & Hall, 1992
 Buku Teks SO
Brieger, E.M.
Structure and ultrastructure of microorganisms : an introduction to a comparative substructural anatomy of cellular organization
Academic Press, 1963
 Buku Teks SO
Wade, William R.
An Introduction to analysis
Prentice-Hall, 1995
 Buku Teks SO
Carlborg, Frank W.
Introduction to statistics
Scoott, Foresman, 1968
 Buku Teks SO
Walpole, Ronald E.
Introduction to statistics
Macmillan, 1968
 Buku Teks SO