Cita APA

 Rothenberg, P. S. (2010).  What’s the problem?: A brief guide to thinking critically.  Worth Publishers.

Citación estilo Chicago

 Rothenberg, Paula S.  What’s the Problem?: A Brief Guide to Thinking Critically.  Worth Publishers, 2010.

Cita MLA

 Rothenberg, Paula S.  What’s the Problem?: A Brief Guide to Thinking Critically.  Worth Publishers, 2010.