Wheeler, B.E.J., author
Edward Arnold, 1976
Buku Teks
edited by Saxe Commins and Robert N. Linscott
Modern Pocket Library, 1947
Buku Teks
Buber, Martin
Beacon Press, 1955
Buku Teks
Ani Widiastuti, author
2014
UI - Skripsi (Membership)
Knapp, B.J., author
George Allen and Unwin, 1982
Buku Teks