Cita APA (7a ed.)

Baldwin, R., & Heitler, D. (1995). Creating opportunities: Activity book. Oxford University Press.

Cita Chicago Style (17a ed.)

Baldwin, Rick, y David Heitler. Creating Opportunities: Activity Book. Oxford: Oxford University Press, 1995.

Cita MLA (9a ed.)

Baldwin, Rick, y David Heitler. Creating Opportunities: Activity Book. Oxford University Press, 1995.