Sayers, Sean, author
Routledge , 1998
Buku Teks
Blackham, H.J.
Routledge Kegan Paul LTD, 1953
Buku Teks
Cole, G.D.H. (George Douglas Howard), 1889-1959, author
Victor Gollancz, 1950
Buku Teks
Fromm, Erich, author
IRCiSoD, 2020
Buku Teks
Coats, Willson H.
McGraw-Hill, 1966
Buku Teks