<Mukarto>. (2007). English on Sky 3 for Junior High School Students Year IX. Erlangga.
Chicago Style Citation<Mukarto>. English On Sky 3 for Junior High School Students Year IX. Erlangga, 2007.
MLA Citation<Mukarto>. English On Sky 3 for Junior High School Students Year IX. Erlangga, 2007.
Warning: These citations may not always be 100% accurate.