Citazione Stile APA (7a Edizione)

PARRAGON BOOKS. (2019). OUR WORLD INCREDIBLE BUT TRUE FACTS (2016 Ed.). PARRAGON BOOK PUBLISHERS.

Citazione stile Chigago Style (17a edizione)

PARRAGON BOOKS. OUR WORLD INCREDIBLE BUT TRUE FACTS. 2016 Ed. LONDON: PARRAGON BOOK PUBLISHERS, 2019.

Citatione MLA (9a ed.)

PARRAGON BOOKS. OUR WORLD INCREDIBLE BUT TRUE FACTS. 2016 Ed. PARRAGON BOOK PUBLISHERS, 2019.