TY - GEN AU - Singh, Parauram Singh TI - Marketing research SN - 9789383382194 U1 - 658.83 PY - 2015/// CY - New Delhi : PB - Rohit \publications, KW - Marketing research KW - Data collection KW - Sampling KW - Hypothesis testing KW - Experimentation KW - Classification N1 - It Includes bibliographical references ER -