Hook, Patrick
Gramercy Books, 1998
Buku Referensi
Morris, Percy A.
Houghton Mifflin, 1975
Buku Referensi
Denny Setiawan, author
Fakultas Teknik Universitas Indonesia, 2011
UI - Skripsi (Open)
Valid, R.
John Wiley & Sons, 1995
Buku Teks
Baker, E.H., 1937-, author
McGraw-Hill, 1972
Buku Teks