Hamid R. Shafie
Blackwell Munksgaard, 2006
Buku Teks
Obenauf, Steven, author
McGraw Hil , 2013
Buku Teks
edited by Jan Lindhe, Niklaus P. Lang
Wiley Blackwell, 2015
Buku Teks
Cousley, Richard, author
Wiley Blackwell, 2013
Buku Teks
Enger, Eldon D., author
McGraw-Hill, 2009
Buku Teks