Chambers, Robert, 1932-
The Scandinavian Institute of African Studies, 1974
Buku Teks
DeCosse, 1995
Buku Teks
Salamon, Peter, 1950-
Society for Industrial and Applied Mathematics, 2002
eBooks
Diah Ayu Wulandari
2015
UI - Skripsi (Membership)
Montgomery, Robert L.
Little, Brown, 1962
Buku Teks