APA Style

Dos Santos, Manuel. (2014). New World Workbook 6 . Singapore: Mc Graw Hill Education.

Chicago Style

Dos Santos, Manuel. New World Workbook 6. Singapore: Mc Graw Hill Education, 2014. Text.

MLA Style

Dos Santos, Manuel. New World Workbook 6. Singapore: Mc Graw Hill Education, 2014. Text.

Turabian Style

Dos Santos, Manuel. New World Workbook 6. Singapore: Mc Graw Hill Education, 2014. Print.