Maxwell-Hudson, Clare, author
Dorling Kindersley, 1988
Buku Referensi
Braun, Mary Beth, author
Wolters Kluwer, Lippincott Williams & Wilkins, 2008
Buku Teks
Salvo, Susan G.
Elsevier Saunders, 2012
Multimedia
Salvo, Susang G., author
Elsevier Saunder, 2012
Buku Teks
Paoli, Carlo De, author
Headline Book Publishing, 1995
Buku Referensi