APA (7th ed.) Citation

Purves, A. J., Quattrini, J. A., & Sullivan, C. I. (1995). Creating the writing portfolio. NTC Publishing Group.

Chicago Style (17th ed.) Citation

Purves, Alan J., Joseph A. Quattrini, and Christine I. Sullivan. Creating the Writing Portfolio. Lincolnwood, Ill: NTC Publishing Group, 1995.

MLA (9th ed.) Citation

Purves, Alan J., et al. Creating the Writing Portfolio. NTC Publishing Group, 1995.