1. Annual Book of ASTM Standards 11.03 (1991a) Standard practice for sampling and analysis of pesticides and polychlorinated biphenyls in indoor atmospheres (D4861-91), American Society for Testing and Materials, Philadelphia, pp 348?361
2. -- (1991b) Standard test method for chlordane and heptachlor residues in indoor air (D4947-89), ASTM, Philadelphia, pp 366?372
3. Cox BG, Mage DT, Immerman FW (1988) Sample design considerations for indoor air exposure surveys. J Air Poll Contr Assoc 38:1266?1270
4. Hsu JP, Wheeler HG, Camann DE, Schattenberg HJ, Lewis RG, Bond AE (1988) Analytical methods for detection of nonoccupational exposures to pesticides. J Chromatogr Sci 26:181?189
5. Kalton G, Maligalig DS (1991) A comparison of methods of weighting adjustment for nonresponse. Bureau of the Census 1991 Annual Research Conference Proceedings, pp 409?428