Bassindale, B. (1978). How speakers make people laugh. Parker.
Cita Chicago Style (17a ed.)Bassindale, Bob. How Speakers Make People Laugh. West Nyack, New York: Parker, 1978.
Cita MLA (9a ed.)Bassindale, Bob. How Speakers Make People Laugh. Parker, 1978.
Precaución: Estas citas no son 100% exactas.