Cita APA (7a ed.)
Roberts, A. M. (2009). Something has to happen next. University of Iowa Press.
Cita Chicago Style (17a ed.)
Roberts, Andrew Michael. Something Has to Happen Next. Iowa City: University of Iowa Press, 2009.
Cita MLA (9a ed.)
Roberts, Andrew Michael. Something Has to Happen Next. University of Iowa Press, 2009.
Precaución: Estas citas no son 100% exactas.