Duncan, J., & Lockwood, M. (2008). Learning through play: A work-based approach for the early years. Continuum International Pub. Group.
Lua i Stíl Chicago (17ú heag.)Duncan, Jacqueline, agus Madelaine Lockwood. Learning Through Play: A Work-based Approach for the Early Years. London: Continuum International Pub. Group, 2008.
Lua MLA (9ú heag.)Duncan, Jacqueline, agus Madelaine Lockwood. Learning Through Play: A Work-based Approach for the Early Years. Continuum International Pub. Group, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.