APA (7th ed.) Citation

Casis, L. M., Harrison, S. L., & Switzer, R. S. (1942). El mundo espanol.. D.C. Heath and company.

Chicago Style (17th ed.) Citation

Casis, Lilia Mary, Salomay Lauderdale Harrison, and REbecca Shinn Switzer. El Mundo Espanol.. Boston: D.C. Heath and company, 1942.

MLA (9th ed.) Citation

Casis, Lilia Mary, et al. El Mundo Espanol.. D.C. Heath and company, 1942.