Parra, Antonio R., author
Oxford Univesity Press, 2012
Buku Teks
Smith, Lee, author
Berkley book, 2011
Buku Teks
Roberts, J. A. G. (John Anthony George), 1935-, author
Palgrave Macmillan, 2011
Buku Teks
Bartlett, Kenneth R., author
Wiley Blackwell, 2017
Buku Teks
Guldi, Jo (Joanna), 1978-, author
Cambridge University Press , 2014
Buku Teks