Cita APA (7th ed.)

Small, M., & Duff, D. (2018). The school leader's guide to building and sustaining math success. ASCD.

Cita Chicago (17th ed.)

Small, Marian, i Douglas Duff. The School Leader's Guide to Building and Sustaining Math Success. Alexandria, Virginia USA: ASCD, 2018.

Cita MLA (9th ed.)

Small, Marian, i Douglas Duff. The School Leader's Guide to Building and Sustaining Math Success. ASCD, 2018.