546,714 INDOOR Indoor air quality : organic pollutants : report on a WHO meeting Berlin (West) 23-27 August 1987. -Copenhagen : World Health Organization Regional Office for Europe, [1989]. - [6], 70 s. ; 21 cm (EURO Reports and Studies, ISSN 0250-87 10 ; 111) res., Zsg. ISBN 92-890-1277-3