Citazione Stile APA (7a Edizione)

Penn, M. (2000). 25 and One-Half Simple Things You Can Do To Get Kids Reading.

Citazione stile Chigago Style (17a edizione)

Penn, Matthew. 25 and One-Half Simple Things You Can Do To Get Kids Reading. 2000.

Citatione MLA (9a ed.)

Penn, Matthew. 25 and One-Half Simple Things You Can Do To Get Kids Reading. 2000.