Beamer, Linda
McGraw-Hill, 2008
Buku Teks SO
Beamer, Linda
McGraw-Hill, 2001
Buku Teks SO
Beamer, Linda
McGraw-Hill, 2008
Buku Teks SO
Beamer, Linda
[publisher not identified], [date of publication not identified]
Buku Teks
Scollon, Ronald
Blackwell Publishing, 2001
Buku Teks SO