Duncan, J., & Lockwood, M. (2008). Learning through play: A work-based approach for the early years. Continuum International Pub. Group.
Chicago-referens (17:e uppl.)Duncan, Jacqueline, och Madelaine Lockwood. Learning Through Play: A Work-based Approach for the Early Years. London: Continuum International Pub. Group, 2008.
MLA-referens (9:e uppl.)Duncan, Jacqueline, och Madelaine Lockwood. Learning Through Play: A Work-based Approach for the Early Years. Continuum International Pub. Group, 2008.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.