Manual of the General Conference : 1969 ed., including texts and amenments adopted by the General conference at its 15.th session
Unesco
Bok Engelsk 1969
Utgitt | Paris : Unesco , 1969
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Omfang | 150 s.
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Emner | |
ISBN | 9231012851. - 9789231012853
|
Utgitt | Paris : Unesco , 1969
|
---|---|
Omfang | 150 s.
|
Emner | |
ISBN | 9231012851. - 9789231012853
|