Author

Helmstadter, G.C

Catalogue records by Helmstadter, G.C in the PakCat Union Catalogue.

3 catalogue records

Catalogue records

Principles of Psychological Measurement Helmstadter, G.C 1964 Research concepts in human behavior Helmstadter, G.C. 1970 Research concepts in human behaviour Helmstadter, G. C. 1970