APA (7th ed.) Citation

Levy, S. L., & Nassi, R. J. (2010). The Nassi/Levy Spanish first year (Fourth edition.). Amsco School Publications, Inc..

Chicago Style (17th ed.) Citation

Levy, Stephen L., and Robert J. Nassi. The Nassi/Levy Spanish First Year. Fourth edition. Des Moines, Iowa: Amsco School Publications, Inc., 2010.

MLA (9th ed.) Citation

Levy, Stephen L., and Robert J. Nassi. The Nassi/Levy Spanish First Year. Fourth edition. Amsco School Publications, Inc., 2010.