APA (7th ed.) Citation

(1993). If anything ever goes wrong at the zoo (1. ed.). Harcourt Brace Jovanovich.

Chicago Style (17th ed.) Citation

If Anything Ever Goes Wrong at the Zoo. 1. ed. San Diego [u.a.]: Harcourt Brace Jovanovich, 1993.

MLA (9th ed.) Citation

If Anything Ever Goes Wrong at the Zoo. 1. ed. Harcourt Brace Jovanovich, 1993.