APA Citation

Gusnidar. (2003). WINDOW ON THE WORLD A New Approach to Learning English for SMU year 1 Semester System. Erlangga.

Chicago Style Citation

Gusnidar. WINDOW ON THE WORLD A New Approach to Learning English for SMU Year 1 Semester System. Erlangga, 2003.

MLA Citation

Gusnidar. WINDOW ON THE WORLD A New Approach to Learning English for SMU Year 1 Semester System. Erlangga, 2003.

Warning: These citations may not always be 100% accurate.