000
00269nam a2200109Ia 4500
001
83039
008
170722s9999 xx 000 0 und d
100
_a
Bowley, Rl
245
_a
Teaching without
_b
A guide to teaching technique. Rev Ed /
260
_c
1967.
942
_c
GEN
999
_c
71639
_d
71639