Ludwig, Ernest E., author
Gulf Publishing Company, 1964
Buku Teks
Ludwig, Ernest E., author
Gulf Publishing Company, 1965
Buku Teks
Ludwig, Ernest E
Gulf Publishing Company, 1965
Buku Teks
Ian Ajrin Rohman, author
Fakultas Teknik Universitas Indonesia, 2022
UI - Skripsi (Membership)
Tumiur Diana, author
1997
UI - Tesis (Membership)