Beadle, M. (1977). A child's mind: How children learn during the critical years from birth to age five. Illustr. by E. John Pfiffner. Methuen.
Chicago-Zitierstil (17. Ausg.)Beadle, Muriel. A Child's Mind: How Children Learn During the Critical Years from Birth to Age Five. Illustr. by E. John Pfiffner. London: Methuen, 1977.
MLA-Zitierstil (9. Ausg.)Beadle, Muriel. A Child's Mind: How Children Learn During the Critical Years from Birth to Age Five. Illustr. by E. John Pfiffner. Methuen, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.