Gaya APA

Mills, S., Kraftl, P. (2014). Informal education, childhood and youth : geographies, histories, practices . New York: Palgrave Macmillan.

Gaya MLA

Mills, Sarah., Kraftl, Peter. "Informal education, childhood and youth : geographies, histories, practices". New York: Palgrave Macmillan, 2014. Text.