Hutauruk, Kamala
Fakultas Teknik Universitas Indonesia, 2003
UI - Skripsi (Membership)
Sorensen, Robert James
McGraw-Hill, 1979
Buku Teks
Piotrowski, Christine M.
Wiley, 1999
Buku Teks
Brubaker, C. William
McGraw-Hill, 1998
Buku Teks
Yu, Mayine L.
Routledge, 2014
Buku Teks