Gockel-Blessing, Elizabeth A, author
Saunders, 2013
Buku Teks
Goran Koch; Sven Poulsen, editor
Wiley Blackwell, 2017
Buku Teks
Daniels, Joanne M.
Delmar Cengage Learning, 2006
Multimedia
Pocock, Stuart J., author
Wiley, 1983
Buku Teks
Daniels, Joanne M., author
Delmar Publishers, 2005
Buku Teks