Jones, Leo
Cambridge University Press, 2008
Buku Teks
Polak, Leo, 1880-1941, author
G.A. van Oorschot, 1947
Buku Teks
Gough, Leo
Capstone Publishing , 1998
Buku Teks
David Chandrawan, author
Fakultas Teknik Universitas Indonesia, 1999
UI - Skripsi (Membership)
Diah Febriani, author
Fakultas Teknik Universitas Indonesia, 2007
UI - Skripsi (Membership)