Wahidin, author
Jakarta: Nabila Teknik Group, 1975
Buku Teks
Spiegel, Murray R., author
Armico, 1979
Buku Teks
Armawi K. Mundit, author
Armico, 1986
Buku Teks
Varberg, Dale E., author
Pearson - Prentice Hall, 2007
Buku Teks
Bartle, Robert Gardner, 1927-, author
Scott, Foresman, 1968
Buku Teks