Hofsfeede, W.M.F
Gadjah Mada University Press, 1991
Buku Teks
edited by Stuart Hampshire ... [et.al.]
Cambridge University Press, 1978
Buku Teks
University Press of America, 1980
Buku Teks
edited by Florence Howe
McGraw-Hill, 1975
Buku Teks
Cowen, Zelman, author
Butteworths, 1983
Buku Teks