edited by Gabriela Carmen Pascariu, Maria Adelaide Pedrosa Da Silva Duarte
Emerald, 2017
eBooks
Abraham, Henry J., author
Oxford University Press, 1968
Buku Teks
Franklin, Marc A., author
The Foundation Press, 1979
Buku Teks
Spry, I.C.F.
G.W. Green & Sons PTY Ltd., 1971
Buku Teks
Kovacic-Fleischer, Candace S., author
Thomson/West, 2011
Buku Teks