APA (7th ed.) Citation

Graf-Riemann, E., & Lopez, P. (2008). Advanced Spanish. Berlitz Publishing.

Chicago Style (17th ed.) Citation

Graf-Riemann, Elisabeth, and Palmira Lopez. Advanced Spanish. New York: Berlitz Publishing, 2008.

MLA (9th ed.) Citation

Graf-Riemann, Elisabeth, and Palmira Lopez. Advanced Spanish. Berlitz Publishing, 2008.

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