1. ACGIH (American Conference of Governmental Industrial Hygienists) 1992a Documentation of the threshold limit values and biological exposure indices, trichloronaphthalene ACGIH Cincinnati, Ohio
2. ACGIH (American Conference of Governmental Industrial Hygienists) 1992b Documentation of the threshold limit values and biological exposure indices, tetrachloronaphthalene ACGIH Cincinnati, Ohio
3. ACGIH (American Conference of Governmental Industrial Hygienists) 1992c Documentation of the threshold limit values and biological exposure indices, pentachloronaphthalene ACGIH Cincinnati, Ohio
4. ACGIH (American Conference of Governmental Industrial Hygienists) 1992d Documentation of the threshold limit values and biological exposure indices, hexachloronaphthalene ACGIH Cincinnati, Ohio
5. ACGIH (American Conference of Governmental Industrial Hygienists) 1992e Documentation of the threshold limit values and biological exposure indices, octachloronaphthalene ACGIH Cincinnati, Ohio