Παραπομπή APA

(1998). Encyclopaedia of occupational health and safety (4th ed.). Geneva: International Labour Office.

Παραπομπή Chicago Style

Encyclopaedia of Occupational Health and Safety. 4th ed. Geneva: International Labour Office, 1998.

Παραπομπή MLA

Encyclopaedia of Occupational Health and Safety. 4th ed. Geneva: International Labour Office, 1998.

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