Holmes, Janet
Longman , 1997
Buku Teks
Mather, L. C. (Leonard Charles)
Waterlow Limited, 1972
Buku Teks
Simonsen, Sigmund, 1972-, author
[Springer, ], 2012
eBooks
Weber, Janet, author
J.B. Lippincott, 2003
Buku Teks
Frame, Janet
Sun Books, 1981
Buku Teks