Lentini, Pete, author
Edward Elgar, 2013
Buku Teks
Rifdah Azzahra, author
2019
UI - Makalah dan Kertas Kerja
Ali, Mohamed bin, author
Imperial College Press, 2016
Buku Teks
Cooper, Barry, author
University of Missouri Press, 2004
Buku Teks
Snowden, Lynne L., author
Pearson-Prentice Hall, 2005
Buku Teks