[Tidak Terdaftar], [. T. (1985). Silver burdett english 6: Workbook. Silver Burdett English.
Chicago Style Citation[Tidak Terdaftar], [Tidak Terdaftar]. Silver Burdett English 6: Workbook. Silver Burdett English, 1985.
MLA Citation[Tidak Terdaftar], [Tidak Terdaftar]. Silver Burdett English 6: Workbook. Silver Burdett English, 1985.
Warning: These citations may not always be 100% accurate.