TY - BOOK ID - 882089 TI - Consumer panels AU - Sudman, Seymour AU - Ferber, Robert PY - 1979 SN - 0877571317 PB - Chicago, Ill. American Marketing Association DB - UniCat KW - Consumer behavior KW - Consumer panels. UR - http://www.unicat.be/uniCat?func=search&query=sysid:882089 AB - ER -