Smith, R. B. Chipping away at OSHA. Occupational health & safety.
Chicagoスタイル(17版)引用形式Smith, R. Blake. "Chipping Away at OSHA." Occupational Health & Safety .
MLA(9版)引用形式Smith, R. Blake. "Chipping Away at OSHA." Occupational Health & Safety, .
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