Harvey, John G., author
Artemis Press, 1985
Buku Teks
Hanif Fikri Fakhrurrozi, author
Fakultas Teknik Universitas Indonesia, 2013
UI - Skripsi (Membership)
Artikel Jurnal
Backstrom, Charles H., author
Northwestern University Press, 1963
Buku Teks
Buku Teks