edited by Vicki C. Jackson, Mark Tushnet
Cambridge University Press, 2017
Buku Teks
Brown, J. F.
Frederick A. Preager, 1966
Buku Teks
Kevin M McDermott; Matthew Stibbe
Berg, 2006
Buku Teks
Fabbrini, Federico, author
Oxford University Press, 2014
Buku Teks
Chang, C.M., author
Pearson-Prentice Hall, 2005
Buku Teks