TY - BOOK AU - Bairan, Bonifacio P. TI - Principles of market research SN - 9786214272419 AV - HF 5415 .B35 2025 c.1 PY - 2025/// CY - Manila : PB - Unlimited Books Library Services & Publishing Inc. KW - MARKET RESEARCH N1 - Includes bibliography. ; Chapter I. Introduction to market research and the research process.--Chapter II. Market research design and data identification.--Chapter III. Sampling in market research.--Chapter IV. Qualitative market research.--Chapter V. Marketing research.--Chapter VI. Quantitative data collection methods.--Chapter VII. Measurement and questionnaire design ER -