Citazione Stile APA (7a Edizione)

Bregstein, B. (2016). Complete Spanish step-by-step: The fastest way to achieve Spanish mastery. McGraw-Hill Education.

Citazione stile Chigago Style (17a edizione)

Bregstein, Barbara. Complete Spanish Step-by-step: The Fastest Way to Achieve Spanish Mastery. New York: McGraw-Hill Education, 2016.

Citatione MLA (9a ed.)

Bregstein, Barbara. Complete Spanish Step-by-step: The Fastest Way to Achieve Spanish Mastery. McGraw-Hill Education, 2016.