Citazione Stile APA (7a Edizione)

Simon, S., & Friedman, E. (1985). 101 questions and answers about dangerous animals. Macmillan ; Collier Macmillan.

Citazione stile Chigago Style (17a edizione)

Simon, Seymour, e E. Friedman. 101 Questions and Answers About Dangerous Animals. New York : London: Macmillan ; Collier Macmillan, 1985.

Citatione MLA (8a ed.)

Simon, Seymour, e E. Friedman. 101 Questions and Answers About Dangerous Animals. Macmillan ; Collier Macmillan, 1985.