000
00302nam a2200121Ia 4500
008
161118s2016 xx 000 0 und d
082
_a
370.78 E6M3
100
_a
Engelhart, Max D.
245
0
_a
Methods of Educational Research
260
_a
Chicago
_b
Rand McNally
_c
1972
300
_a
553p.
942
_2
ddc
999
_c
9435
_d
9435