APA Citation

Henry, J., & Pongratz, S. (2007). Developing vacabulary. United States of America: Longman.

Chicago Style Citation

Henry, J.D., and Susan Pongratz. Developing Vacabulary. United States of America: Longman, 2007.

MLA Citation

Henry, J.D., and Susan Pongratz. Developing Vacabulary. United States of America: Longman, 2007.

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