Cita APA (7a ed.)

Hofer, A. R., Brunetti, K., & Townsend, L. (2013). A Thresholds Concepts Approach to the Standards Revision.

Cita Chicago Style (17a ed.)

Hofer, Amy R., Korey Brunetti, y Lori Townsend. A Thresholds Concepts Approach to the Standards Revision. 2013.

Cita MLA (9a ed.)

Hofer, Amy R., et al. A Thresholds Concepts Approach to the Standards Revision. 2013.