APA (7th ed.) Citation

Casis, L. M., Harrison, S. L., & Switzer, R. S. (1936). 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, 1936.

MLA (9th ed.) Citation

Casis, Lilia Mary, et al. El Mundo Espanol. D.C. Heath and Company, 1936.