A comparative study by means of the Rorschach method of personality development in twenty pairs of identical twins
By: by Evelyn Troup. Individual differences in the facial expressive behavior of preschool children : a study by the time-sampling method, by Carla Swan.
Contributors: Swan, Carla.
Series: Genetic psychology monographs; v.20,no.4.
Publisher: [The Journal press]
Published: 1938
Place of publication: Provincetown, Mass
Language: eng
Number of pages: 650
Subjects: Personality.; Twins -- Psychology.; Rorschach Test.; Facial expression.; Pathognomy.
Other titles: Individual differences in the facial expressive behavior of preschool children.
Notes: "References" at end of each study.
Each study has also special t.-p.
The first study issued also as thesis (Ph. D.) Columbia university, the second issued also as thesis (Ph. D.) Yale university.