APA Style

Wilkerson, David. (2002). Apakah anda sedang putus asa ? (-). Jakarta: Harvest Publication House.

Chicago Style

Wilkerson, David. Apakah anda sedang putus asa ?. - Jakarta: Harvest Publication House, 2002. Textbook.

MLA Style

Wilkerson, David. Apakah anda sedang putus asa ?. - Jakarta: Harvest Publication House, 2002. Textbook.

Turabian Style

Wilkerson, David. Apakah anda sedang putus asa ?. - Jakarta: Harvest Publication House, 2002. Textbook.