Cita APA (7a ed.)

Fisher, D., & Frey, N. (2011). The purposeful classroom: How to structure lessons with learning goals in mind. ASCD.

Cita Chicago Style (17a ed.)

Fisher, Douglas, y Nancy Frey. The Purposeful Classroom: How to Structure Lessons with Learning Goals in Mind. Alexandria, Va.: ASCD, 2011.

Cita MLA (9a ed.)

Fisher, Douglas, y Nancy Frey. The Purposeful Classroom: How to Structure Lessons with Learning Goals in Mind. ASCD, 2011.