Ife, Jim, 1946-, author
Pustaka Pelajar, 2016
Buku Teks
Columbia University Press , 1960
Buku Teks
Ife, J. W. (James William), 1946-, author
Cambridge University Press, 2016
Buku Teks
Ife, Jim, 1946-, author
Pustaka Pelajar, 2008
Buku Teks
Schaller, Lyle E., author
Abingdon Press, 1966
Buku Teks