Theory and problems of adolescent development /

by Ausubel, David Paul, Ausubel, David Paul, Montemayor, Raymond, Montemayor, Raymond, Montemayor, Raymond, Najarian-Svajian, Pergrouhi, Svajian, Pergrouhi N.
Published 1977

Adolescence; studies in development,

by Cantwell, Zita M, Cantwell, Zita M
Published 1974