Westview, 1977
Buku Teks
Gordon, Bernard K.
Prentice-Hall, 1966
Buku Teks
Vandenbosch, Amry
University of Kentucy Paperbacks, 1967
Buku Teks
Duke University Press, 1970
Buku Teks
Jan Nederveen Pieterse; Abdul Rahman Embong, Siew Yean Tham
Routledge Taylor et Francis Group, 2018
Buku Teks