Gaya APA

Cathcart, T., Klein, D. (2008). Plato and a Platypus Walk into a Bar... : Understanding Philosophy through Jokes . : Penguin Books.

Gaya MLA

Cathcart, Thomas., Klein, Daniel. "Plato and a Platypus Walk into a Bar... : Understanding Philosophy through Jokes". : Penguin Books, 2008. Academic.