Cita APA (7a ed.)

Nagel, D. T. (2015). Effective Grading Practices for Secondary Teachers: Practical Strategies to Prevent Failure, Recover Credits, and Increase Standards-Based/Referenced Grading. SAGE Publications.

Cita Chicago Style (17a ed.)

Nagel, David T. Effective Grading Practices for Secondary Teachers: Practical Strategies to Prevent Failure, Recover Credits, and Increase Standards-Based/Referenced Grading. Thousand Oaks: SAGE Publications, 2015.

Cita MLA (8a ed.)

Nagel, David T. Effective Grading Practices for Secondary Teachers: Practical Strategies to Prevent Failure, Recover Credits, and Increase Standards-Based/Referenced Grading. SAGE Publications, 2015.