1. Operational Theories of Personality;BRUCH H.,1974
2. Harry Stack Sullivan: His Life and His Work;CHAPMAN A. H.,1976
3. The Treatment Techniques of Harry Stack Sullivan;CHAPMAN A. H.,1978
4. Participant Observation;HAVENS L. L.,1976
5. Conjectures and Refutations: The Growth of Scientific Knowledge;POPPER K.,1968