Juvenile delinquency by Cavan, Ruth S. 1896-

Marriage and family in the modern world readings by Cavan, Ruth Shonle 1896-

Marriage and family in the modern world readings by Cavan, Ruth Shonle 1896-

Juvenile delinquency development, treatment, control by Cavan, Ruth Shonle 1896-

Delinquency and crime cross-cultural perspectives by Cavan, Ruth Shonle 1896-

Marriage and family in the modern world, a book of readings by Cavan, Ruth Shonle 1896- ed

Readings in juvenile delinquency by Cavan, Ruth (Shonle) 1896- ed

Juvenile delinquency development, treatment, control by Cavan, Ruth (Shonle) 1896-

Criminology by Cavan, Ruth (Shonle) 1896