Enger, Eldon D., author
McGraw-Hill, 2016
Buku Teks
Allan Jones [and others]
Prentice-Hall, 2000
Buku Teks
Edited by John Wainwright; Mark Mulligan
Wiley-Blackwel, 2013
Buku Teks
Cambridge University Press, 2020
eBooks
Smith, Clare, author
Routledge , 2001
Buku Teks