edited by Snehendu B. Kar, Rina Alcalay
Sage, 2000
Buku Teks
edited by Freddy A. Paniagua, Ann-Marie Yamada
Academic Press, 2013
eBooks
Cummings, Louise
Cambridge University Press, 2016
Buku Teks
Ball, Martin J.
Lawrence Erlbaum Associates, 2005
Buku Teks
Fogle, Paul T.
Delmer, 2013
Buku Teks