Morgan, Theodore, author
Prentice-Hall, 1956
Buku Teks
Morgan, Theodore, author
Prentice-Hall, 1948
Buku Teks
Dieta Augustina Hanum Sari, author
Fakultas Eknonomi dan Bisnis Universitas Indonesia, 2016
UI - Skripsi (Membership)
Hansen, Alvin H. (Alvin Harvey), 1887-1975, author
W.W. Norton, 1951
Buku Teks
Schneider, Erich, author
George Allen and Unwin, 1963
Buku Teks