APA (7th ed.) Citation

Houck, N., Korey O'Sullivan, J., Carlsi, K., Hilles, S., & Cakes, C. (2008). Grammar connection 4: Structure through content. Heinle Cengage.

Chicago Style (17th ed.) Citation

Houck, Noel, Jill Korey O'Sullivan, Karen Carlsi, Sharon Hilles, and Cathleen Cakes. Grammar Connection 4: Structure Through Content. Boston, MA: Heinle Cengage, 2008.

MLA (9th ed.) Citation

Houck, Noel, et al. Grammar Connection 4: Structure Through Content. Heinle Cengage, 2008.