Cox, C. Barry
Blackwell, 1995
Buku Teks
Cox, C. Barry
Blackwell, [Date of publication not identified]
Buku Teks
Cox, C. Barry
John Wiley & Sons, 2010
Buku Teks
Tivy, Joy
Longman Scientific & Technical, 1993
Buku Teks
Brown, James H.
Mosby, 1983
Buku Teks