European Commission. Directorate-General for Environment, Nuclear Safety, and Civil Protection. (1999). Radiation protection 95: Reference levels for workplaces processing materials with enhanced levels of naturally occurring radionuclides : a guide to assist implementation of Title VII of the European Basic Safety Standards Directive (BSS) concerning natural radiation sources. Office for Official Publications of the European Communities.
Chicago Style (17th ed.) CitationEuropean Commission. Directorate-General for Environment, Nuclear Safety, and Civil Protection. Radiation Protection 95: Reference Levels for Workplaces Processing Materials with Enhanced Levels of Naturally Occurring Radionuclides : A Guide to Assist Implementation of Title VII of the European Basic Safety Standards Directive (BSS) Concerning Natural Radiation Sources. Luxembourg: Office for Official Publications of the European Communities, 1999.
MLA (9th ed.) CitationEuropean Commission. Directorate-General for Environment, Nuclear Safety, and Civil Protection. Radiation Protection 95: Reference Levels for Workplaces Processing Materials with Enhanced Levels of Naturally Occurring Radionuclides : A Guide to Assist Implementation of Title VII of the European Basic Safety Standards Directive (BSS) Concerning Natural Radiation Sources. Office for Official Publications of the European Communities, 1999.