Politecnico Di Milano, 2010
Buku Referensi
State Library of Queensland , 1995
Buku Teks
Abraham Rajendra Anandito, author
Fakultas Teknik Universitas Indonesia, 2021
UI - Skripsi (Membership)
Fakultas Teknik Universitas Indonesia, 2003
UI - Skripsi (Membership)
Robert M. Hutchins, Mortimer J. Adler, editors in chief
Encyclopaedia Britannica, Inc., 1963
Buku Referensi