Lancaster, J., & Gaunt, J. (1976). Developments in early childhood education. Open Books.
Citazione stile Chigago Style (17a edizione)Lancaster, Janet, e Joan Gaunt. Developments in Early Childhood Education. London: Open Books, 1976.
Citatione MLA (8a ed.)Lancaster, Janet, e Joan Gaunt. Developments in Early Childhood Education. Open Books, 1976.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.