[publisher not identified], [date of publication not identified]
Buku Teks
Malmstadt, Howard V., author
W.A. Benjamin, 1973
Buku Teks
Fakultas Teknik Universitas Indonesia, 1993
UI - Skripsi (Membership)
Downey, Glenn L., author
International Textbook, 1964
Buku Teks
Holt Rinehart and Winston, 1984
Buku Teks