AU  - Hayman, J.L.
AU  - Phillips, R.C.
AU  - Hayman, J.L., Jr.
TI  - Research in education
T2  - Foundations of Education Series
PY  - 1968///
CY  - Charles E Merrill Publishing Company
PB  - Ohio
KW  - Education
N1  - Phillips, R.C; Stalcup, R.J
ER  -