Citazione Stile APA (7a Edizione)

Levy-Konesky, N., & Dagget, k. (1992). Así es: Instructor' edition. Harcourt Brace Jovanovich College Publishers.

Citazione stile Chigago Style (17a edizione)

Levy-Konesky, Nancy, e karen Dagget. Así Es: Instructor' Edition. Orlando: Harcourt Brace Jovanovich College Publishers, 1992.

Citatione MLA (9a ed.)

Levy-Konesky, Nancy, e karen Dagget. Así Es: Instructor' Edition. Harcourt Brace Jovanovich College Publishers, 1992.