Gaya APA

Frazier, Laurie, Solorzane, Helen. (2003). Contemporary Topics 1 (2 nd ed). Jakarta: LONGMAN.

Gaya Chicago

Frazier, Laurie, Solorzane, Helen. Contemporary Topics 1. 2 nd ed Jakarta: LONGMAN, 2003. .

Gaya MLA

Frazier, Laurie, Solorzane, Helen. Contemporary Topics 1. 2 nd ed Jakarta: LONGMAN, 2003. .

Gaya Turabian

Frazier, Laurie, Solorzane, Helen. Contemporary Topics 1. 2 nd ed Jakarta: LONGMAN, 2003. .