James A. Johnson, Carleen H. Stoskopf
Jones and Bartlett Publishers, 2010
Buku Teks
Vincenzo Costigliola, editor
[, Springer], 2012
eBooks
Blank, Robert H., author
Palgrave Macmillan, 2007
Buku Teks
Lorna Weir, Eric Mykhalovskiy.
Routledge, 2010
Buku Teks
Bodenheimer, Thomas S., author
Appleton & Lange, 1995
Buku Teks