Johnson, Richard A., author
Pearson Education International, 2007
Buku Teks
North, Adrian C., author
Oxford, 2008
Buku Teks
Yavas, Mehmet S., author
Blackwell Publishing, 2006
Buku Teks
Koda-Kimble, Mary Anne; Young, Lloyd Yee; Kradjan, Wayne A.; Guglielmo, B. Joseph; Alldredge, Brian K.; Corelli, Robin L.
Wolters Kluwer, Lippincott Williams & Wilkins, 2007
Buku Referensi
Komzsik, Louis, author
CRC Press, Taylor & Francis Group, 2009
Buku Teks