Economics
Ruggles, Nancy Dunlap.
Behavioral and Social Sciences Survey Committee.Economics Panel.
Englewood Cliffs Hemel Hempstead Prentice-Hall
1970
Pbk. £1.25. sbn 13-227165-6. '... prepared in connection with the Survey of the Behavioral and Social Sciences conducted between 1967 and 1969...' - Foreword
Economics.