Murray, John D. (John Damian), author
Routledge, 2001
Buku Teks
Murray, John, author
Routledge , 1999
Buku Teks
Lapidus, B.A., author
State Publishing House of Foreign and National Dictionaries, 1962
Buku Referensi
Texnika, 1993
Buku Referensi
edited by Colin Howlett
Oxford University Press, 1996
Buku Referensi