FRUCHTER B., . (1954). INTRODUCTION TO FACTOR ANALYSIS. : D.VAN NOSTRAND COMPANY INC.,NEW YORK.
FRUCHTER BENJAMIN, . 1954. INTRODUCTION TO FACTOR ANALYSIS. : D.VAN NOSTRAND COMPANY INC.,NEW YORK.
FRUCHTER BENJAMIN, . INTRODUCTION TO FACTOR ANALYSIS. : D.VAN NOSTRAND COMPANY INC.,NEW YORK. 1954.
