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Izvestiya of the People's Commissariat of Labor of the USSR. - Officer. ed. -Moscow: B. and., 1932
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Source of the electronic copy: PB |
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1927 No. 23. June 11: Year 6. - [International (39) type. Mospoligraf], 1927. -337-352 with .. -
Bibliograf. in a substring. note
. -45,000 copies.
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Source of the electronic copy: PB |
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En
Ru