Cita APA (7a ed.)

Smith, H. W. (2015). The 3 gaps: Are you making a difference? (First edition.). Berrett-Koehler Publishers.

Cita Chicago Style (17a ed.)

Smith, Hyrum W. The 3 Gaps: Are You Making a Difference? First edition. Oakland, CA: Berrett-Koehler Publishers, 2015.

Cita MLA (8a ed.)

Smith, Hyrum W. The 3 Gaps: Are You Making a Difference? First edition. Berrett-Koehler Publishers, 2015.