APA (7th ed.) Citation

Elliott Rob. (2015). Knock - knock jokes for kids. Random House Books.

Chicago Style (17th ed.) Citation

Elliott Rob. Knock - Knock Jokes for Kids. England: Random House Books, 2015.

MLA (9th ed.) Citation

Elliott Rob. Knock - Knock Jokes for Kids. Random House Books, 2015.

Warning: These citations may not always be 100% accurate.