000
00260nam a2200121Ia 4500
008
220201s1996 xx 000 0 eng d
082
_a
371.1
_b
DHA
100
_a
DHAND,H.
245
0
_a
Techniques of teaching .
260
_c
1996
300
_a
264
942
_2
ddc
999
_c
7574
_d
7574