000
00251nam a22001097a 4500
082
_a
371.39442
_b
COR
100
_a
Council of Europe
_9
224360
245
_a
Programmed instaruction
_c
Council of Europe
260
_c
1970.
300
_a
53p.
942
_c
BK
999
_c
155752
_d
155752