Chang, Valeri, author
Cengage Learning, 2013
Buku Teks
Nield-Gehrig, Jill S. (Jill Shiffer), author
Wolters Kluwer Health/Lippincott Williams and Wilkins, 2013
Buku Teks
Narain, Jai P., examiner
World Health Organization, 2002
Buku Teks
Bluman, Allan G., author
McGraw-Hill, 2013
Buku Teks
Christensen, Howard B., author
Hoghton Mifflin, 1977
Buku Teks