Citazione APA

Tough, J. (1973). Focus on meaning: Talking to some purpose with young children. Allen and Unwin.

Stile di citazione Chicago

Tough, Joan. Focus on Meaning: Talking to Some Purpose with Young Children. London: Allen and Unwin, 1973.

Citazione MLA

Tough, Joan. Focus on Meaning: Talking to Some Purpose with Young Children. Allen and Unwin, 1973.