Illich, Ivan
Pustaka Sinar Harapan, 1984
Buku Teks
Gardener, John W
Harper , 1968
Buku Teks
edited by J. C. M. M Moonen, H.E. Wuite-Harmsma
North-Holland, 1984
Buku Teks
Joyce S. Choate editor
Boston, 2000
Buku Teks
Leinwand, Gerald
Washington Square Press, 1970
Buku Teks