000
00340nam a2200133Ia 4500
008
211228s9999 xx 000 0 und d
040
_c
Jayakar Knowledge Resource Centre
100
_a
Spector, Paul E
245
0
_a
Research designs
260
_b
Sage Pub.
_a
London
_c
1982
300
_a
80p. p.
653
_a
Design, Research
942
_c
1
999
_c
232525
_d
232523