Citazione Stile APA (7a Edizione)

Porter, C., Minicz, E., & Cross, C. (1991). Holidays in the U. S. A: An interactive ESL reader. Scott Foresman.

Citazione stile Chigago Style (17a edizione)

Porter, Catherine, Elizabeth Minicz, e Carole Cross. Holidays in the U. S. A: An Interactive ESL Reader. Glenview: Scott Foresman, 1991.

Citatione MLA (9a ed.)

Porter, Catherine, et al. Holidays in the U. S. A: An Interactive ESL Reader. Scott Foresman, 1991.