Gaya APA

Hoffman, S. (2014). Zero Benefit: Estimating the Effect of Zero Tolerance Discipline Polices on Racial Disparities in School Discipline . : The Author.

Gaya MLA

Hoffman, Stephen. "Zero Benefit: Estimating the Effect of Zero Tolerance Discipline Polices on Racial Disparities in School Discipline". : The Author, 2014. e-journal.