Παραπομπή APA

Levey, S., & Polistok, S. (2011). Language development: Understanding language diversity in the classroom. Sage.

Παραπομπή Chicago Style

Levey, Sandra, και Susan Polistok. Language Development: Understanding Language Diversity in the Classroom. New Delhi: Sage, 2011.

Παραπομπή MLA

Levey, Sandra, και Susan Polistok. Language Development: Understanding Language Diversity in the Classroom. Sage, 2011.