Friis, Robert H., author
Jones and Bartlett Publishers , 2014
Buku Teks
Berry, Dianne, author
Open University Press, 2007
Buku Teks
Kemm, John, author
Macmillan, 1995
Buku Teks
Wilson, Susan F. (Susan Fickertt), author
Elsevier, 2017
Buku Teks
Grimes, Jorge, author
Jones and Bartlett, 1992
Buku Teks