Singapore. Ministry of Labour. (1975). Accident prevention in the shipbuilding and repairing industry. Ministry of Labour.
Chicagoスタイル(17版)引用形式Singapore. Ministry of Labour. Accident Prevention in the Shipbuilding and Repairing Industry. [Singapore]: Ministry of Labour, 1975.
MLA(8版)引用形式Singapore. Ministry of Labour. Accident Prevention in the Shipbuilding and Repairing Industry. Ministry of Labour, 1975.
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