Frank Kronenberg, Nick Pollard, Dikaios Sakellariou, editors
Churchill Livingstone/Elsevier, 2011
Buku Teks
Morrison, Robert Thornton, author
Prentice-Hall, 1992
Buku Teks
Mackie, Raymond K., author
Addiason Wesley Longman, 1999
Buku Teks
Morrison, Robert Thornton, author
Prentice-Hall, 1992
Buku Teks
Morrison, Robert Thornton, author
Allyn and Bacon, 1973
Buku Teks