TY  - BOOK
AU  - Sax,Gilbert
TI  - Empirical foundations of educational research
AV  - LB1028 .S23
U1  - 370.78 
PY  - 1968///]
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Education
KW  - Research
N1  - Published in 1979 under title: Foundations of educational research; Includes bibliographical references
ER  -