Williams, Arthur Bernard, 1940-, author
McGraw-Hill, 1981
Buku Referensi
Williams, Arthur Bernard, 1940-, author
McGraw-Hill, 1995
Buku Referensi
Johnson, David E., author
Prentice-Hall, 1976
Buku Teks
Lambang Wisnusasongko, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 1992
UI - Skripsi (Membership)
Lenk, John D., author
Newnes, 1998
Buku Teks