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1Published 1952### CRL customization ### ?> ### Add publisher and desc details ### ?>Tokyo : Ministry of Labor, 1952.65 p. ; 24 cm.“...Japan. Rōdōshō. Kokusai Rōdōka...”
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2Published 1952### CRL customization ### ?> ### Add publisher and desc details ### ?>Tokyo : Ministry of Labor, 1952.94 p. : ill. ; 24 cm.“...Japan. Rōdōshō. Kokusai Rōdōka...”