Tohutoro APA (7th ed.)
Spurgeon, A. (2003). Working time: Its impact on safety and health. International Labour Office : Korea Occupational Safety & Health Agency.
Tohutoru Kātū Chicago (17th ed.)
Spurgeon, Anne. Working Time: Its Impact on Safety and Health. [Geneva]: International Labour Office : Korea Occupational Safety & Health Agency, 2003.
Tohutoro MLA (9th ed.)
Spurgeon, Anne. Working Time: Its Impact on Safety and Health. International Labour Office : Korea Occupational Safety & Health Agency, 2003.
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