Studies in the theory of imperialism
edited by Roger Owen & Bob Sutcliffe
Longman, 1972
 Buku Teks
Centers, Richard
The Psychology of social classes: a study of class consciousnes
Routledge/Thoemmes Press, 1949
 Buku Teks SO
Moon, Parker Thomas
Imperialism and world politics
Macmillan, 1953
 Buku Teks
Moon, Parker Thomas
Imperialism and world politics
Macmillan, 1947
 Buku Teks
Hu, Sheng
Imperialism and chinese politics
Foreign Language Press, 1981
 Buku Teks SO