APA (7e ed.) Bronvermelding
ebrary, Inc, Cohen, H. J., & Liverman, C. T. (2011). Certifying personal protective technologies: Improving worker safety. National Academies Press.
Chicago (17e ed.) Bronvermelding
ebrary, Inc, Howard J. Cohen, en Catharyn T. Liverman. Certifying Personal Protective Technologies: Improving Worker Safety. Washington, D.C.: National Academies Press, 2011.
MLA (9e ed.) Bronvermelding
ebrary, Inc, et al. Certifying Personal Protective Technologies: Improving Worker Safety. National Academies Press, 2011.
Let op: Deze citaties zijn niet altijd 100% accuraat.