TY  - BOOK
AU  - Sax,Gilbert
TI  - Foundations of educational research
SN  - 0133293009
PY  - 1979///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Educational research
N1  - This is the second edition of a book formerly titled'Empirical foundations of educational research'; Includes bibliographical references and index
ER  -