TY  - BOOK
AU  - R�ohrs,Hermann
TI  - Forschungsmethoden in der Erziehungswissenschaft
T2  - Urban B�ucher,
AV  - LB1028 .R53
U1  - 370.72 22
PY  - 1968///]
CY  - Stuttgart
PB  - Kohlhammer
KW  - Education
KW  - Research
KW  - fast
KW  - Onderzoeksmethoden
KW  - gtt
KW  - Pedagogiek
N1  - Bibliographical references included in "Anmerkungen" (p. 137-155)
ER  -