Arief Firdaus, author
Fakultas Matematika dan Ilmu Pengetahuan Alam Universitas Indonesia, 2005
UI - Skripsi Membership
Espenson, James H., author
McGraw-Hill , 1981
Buku Teks
edited by C.A. Jacobson
Reinhold Pub. Corp., 1958
Buku Referensi
edited by C.A. Jacobson
Reinhold Pub. Corp., 1959
Buku Referensi
edited by C.A. Jacobson and Clifford A. Hampel
Van Nostrand Reinhold, 1959
Buku Referensi