Cita APA (7a ed.)

Bellanca, J. A. (2015). Focus Factor: 8 Essential Twenty-First Century Thinking Skills for Deeper Student Learning. Teachers College Press.

Cita Chicago Style (17a ed.)

Bellanca, James A. Focus Factor: 8 Essential Twenty-First Century Thinking Skills for Deeper Student Learning. New York ; London: Teachers College Press, 2015.

Cita MLA (9a ed.)

Bellanca, James A. Focus Factor: 8 Essential Twenty-First Century Thinking Skills for Deeper Student Learning. Teachers College Press, 2015.