Mazet, Véronique. author
Wlley, 2013
Buku Teks
Heilenman, L. Kathy.
Harper & Row, [date of publication not identified]
Buku Teks
Evelyne Amon
McGraw-Hill Companies, 1996
Buku Teks
Bragger, Jeannette D.
Heinle & Heinle Pub, 1992
Buku Teks
Graham, Gaelle, author
Hodder & Stoughton, 1991
Buku Teks