International Pneumoconiosis Conference Pittsburgh, Pa., International Labour Office, & National Institute for Occupational Safety and Health. (1990). Proceedings of the VIIth International Pneumoconioses Conference, Pittsburgh, Pennsylvania, USA, August 23-26, 1988 =: Transactions de la VIIe Conférence internationale sur les pneumoconioses, Pittsburgh, Pennsylvanie, Etats-Unis, 23-26 ao̲ut, 1988 = Transaciones de la VIIa Conferencia Internacional sobre las Neumoconiosis, Pittsburgh, Pennsylvania EE. UU, 23-26 de agosto de 1988. U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, National Institute for Occupational Safety and Health.
Chicago Style (17th ed.) CitationInternational Pneumoconiosis Conference Pittsburgh, Pa., International Labour Office, and National Institute for Occupational Safety and Health. Proceedings of the VIIth International Pneumoconioses Conference, Pittsburgh, Pennsylvania, USA, August 23-26, 1988 =: Transactions De La VIIe Conférence Internationale Sur Les Pneumoconioses, Pittsburgh, Pennsylvanie, Etats-Unis, 23-26 Ao̲ut, 1988 = Transaciones De La VIIa Conferencia Internacional Sobre Las Neumoconiosis, Pittsburgh, Pennsylvania EE. UU, 23-26 De Agosto De 1988. [Washington, D.C.?]: U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, National Institute for Occupational Safety and Health, 1990.
MLA (8th ed.) CitationInternational Pneumoconiosis Conference Pittsburgh, Pa., et al. Proceedings of the VIIth International Pneumoconioses Conference, Pittsburgh, Pennsylvania, USA, August 23-26, 1988 =: Transactions De La VIIe Conférence Internationale Sur Les Pneumoconioses, Pittsburgh, Pennsylvanie, Etats-Unis, 23-26 Ao̲ut, 1988 = Transaciones De La VIIa Conferencia Internacional Sobre Las Neumoconiosis, Pittsburgh, Pennsylvania EE. UU, 23-26 De Agosto De 1988. U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, National Institute for Occupational Safety and Health, 1990.