Annal of the Association of American Geographer
Nendeln : The Association of American Geographers
 Majalah, Jurnal, Buletin
Ko, Un, 1933-
Abiding Places : Korea South & North
South Korea, 2006
 Buku Teks
Snedden, Billy Mackie
An Unlike liberal
Macmillan, 1990
 Buku Teks
Richman, Fred, 1938-
Mathematics for liberal arts student
Brooks/Cole, 1967
 Buku Teks
Richman, Fred, 1938-
Mathematics for the liberal arts student
Brooks/Cole, 1967
 Buku Teks