Gordon, Manfred
Addison-Wesley , 1963
Buku Teks
Bowles, Joseph E., author
McGraw-Hill , 1984
Buku Teks
Deasy Maryam, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2002
UI - Skripsi (Membership)
Gallant, Robert W.
Gulf Pub.Co., 1968
Buku Teks
Hewitt, Paul G., author
Pearson - Addison Wesley, 2008
Buku Teks