Fries, Charles Carpenter
Teaching and learning english as a foreign language
University of Michigan Press, 1951
 Buku Teks SO
Language activities for teenagers
edited by Seth Lindstromberg
Cambridge University Press, 2004
 Buku Teks SO
English teaching manual prepared by the teachers attending the workshop in Djakarta Indonesia
Lembaga Indonesia-Amerika, 1959
 Buku Teks SO
Educating english language learners : a synthesis of research evidence
Fred Genesee, Kathryn Lindholm-Leary, William M. Saunders, Donna Christian
Cambridge University Press, 2008
 Buku Teks SO
Educating english language learnes : a synthesis of research evidence
edited by Fred Genesee ...[et al.]
Cambridge University Press, 2006
 Buku Teks SO