TY - BOOK AU - Leedy, Paul D. AU - Ormrod, Jeanne Ellis. TI - Practical research: planning and design SN - 9780137152421 (alk. paper) AV - Q180.55.M4 L43 2010 PY - 2010/// CY - Upper Saddle River, NJ PB - Merrill KW - Research KW - Methodology N1 - Includes bibliographical references and index ER -