Cotton, K. (2000). The schooling practices that matter most. Northwest Regional Educational Laboratory.
Cita Chicago (17th ed.)Cotton, Kathleen. The Schooling Practices That Matter Most. Portland, Or: Northwest Regional Educational Laboratory, 2000.
Cita MLA (9th ed.)Cotton, Kathleen. The Schooling Practices That Matter Most. Northwest Regional Educational Laboratory, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.