Parkin, P. H.
Faber and Faber, 1969
Buku Teks
Lord, Harold W., author
McGraw-Hill, 1980
Buku Teks
Abdi Cahya Pawitra, author
Fakultas Teknik Universitas Indonesia, 2017
UI - Skripsi (Membership)
Harris, Cyril M., editor in chief
McGraw-Hill Publishing Company, 1990
Buku Referensi
Allen, Edward, author
Oxford University Press, 2005
Buku Teks