APA (7th ed.) Citation

Emmet, E. R. (1980). The island of imperfection puzzle book: With other assorted brainteasers. Barnes & Noble.

Chicago Style (17th ed.) Citation

Emmet, E. R. The Island of Imperfection Puzzle Book: With Other Assorted Brainteasers. New York: Barnes & Noble, 1980.

MLA (9th ed.) Citation

Emmet, E. R. The Island of Imperfection Puzzle Book: With Other Assorted Brainteasers. Barnes & Noble, 1980.