edited by Susan Meld Shell, Richard Velkley
Cambridge University Press, 2012
Buku Teks
Artikel Jurnal
Patricia M. Cunningham ... [et al]
Longman, 1983
Buku Teks
Rowen, Colin
MIT Press, 1996
Buku Teks
Soegondo, author
Gadjah Mada University Press , 1998
Buku Teks