Gesell, A. First five years of life: A guide to the study of the pre-school child.
Stile di citazione ChicagoGesell, Arnold. First Five Years of Life: A Guide to the Study of the Pre-school Child.
Citazione MLAGesell, Arnold. First Five Years of Life: A Guide to the Study of the Pre-school Child.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.