APA (7th ed.) Citation

Gordon, R. L., & Stillman, D. M. (2006). The ultimate Spanish verb: Review and practice. McGraw-Hill.

Chicago Style (17th ed.) Citation

Gordon, Ronni L., and David M. Stillman. The Ultimate Spanish Verb: Review and Practice. New York: McGraw-Hill, 2006.

MLA (9th ed.) Citation

Gordon, Ronni L., and David M. Stillman. The Ultimate Spanish Verb: Review and Practice. McGraw-Hill, 2006.