ebrary, Inc, Cohen, H. J., & Liverman, C. T. (2011). Certifying personal protective technologies: Improving worker safety. National Academies Press.
Цитирование в стиле Чикаго (17-е изд.)ebrary, Inc, Howard J. Cohen, и Catharyn T. Liverman. Certifying Personal Protective Technologies: Improving Worker Safety. Washington, D.C.: National Academies Press, 2011.
Цитирование MLA (9-е изд.)ebrary, Inc, et al. Certifying Personal Protective Technologies: Improving Worker Safety. National Academies Press, 2011.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.