Exploring the dynamics of second language writing
Barbara Kroll, editor
Cambridge University Press, 2003
 Buku Teks SO
Feedback on the student error in writing composition
 Artikel Jurnal
Knickerbocker, K.L. (Kenneth Leslie)
Ideas for writing: readings for college composition
Holt, Rinehart and Winston, 1956
 Buku Teks SO
Knickerbocker, K.L. (Kenneth Leslie)
Ideas for writing: readings for college composition
Holt, Rinehart and Winston, 1956
 Buku Teks SO
Leki, Ilona
Academic writing: exploring processes and strategies/Ilona Leki
Cambridge University Press, 1998
 Buku Teks SO