ebrary, Inc. (1998). Technical and ethical guidelines for workers' health surveillance. International Labour Office.
Chicago (17e ed.) Bronvermeldingebrary, Inc. Technical and Ethical Guidelines for Workers' Health Surveillance. Geneva: International Labour Office, 1998.
MLA (9e ed.) Bronvermeldingebrary, Inc. Technical and Ethical Guidelines for Workers' Health Surveillance. International Labour Office, 1998.
Let op: Deze citaties zijn niet altijd 100% accuraat.