APA (7th ed.) Zitazioa

Wright, J. (2006). Why is that so funny?: A practical exploration of physical comedy. Nick Hern Books.

Chicago Style (17th ed.) Zitazioa

Wright, John. Why Is That so Funny?: A Practical Exploration of Physical Comedy. London: Nick Hern Books, 2006.

MLA (9th ed.) Zitazioa

Wright, John. Why Is That so Funny?: A Practical Exploration of Physical Comedy. Nick Hern Books, 2006.