TY - BOOK AU - Eilenberg,Howard TI - What you should know about research techniques for retailers T2 - Business almanac series, no. l4 AV - HF5429 .E35 U1 - 658.83 PY - 1968/// CY - Dobbs Ferry, N. Y. PB - Oceana Publications N1 - Oceana book no. 297-14; Cover title: Research techniques for retailers ER -