TY - BOOK AU - Leedy,Paul D. AU - Ormrod,Jeanne Ellis TI - Practical research: planning and design SN - 0131108956 AV - Q180.55.M4 L43 2005 U1 - 001.4 22 PY - 2005/// CY - Upper Saddle River, N.J. PB - Prentice Hall KW - Research KW - Methodology N1 - International edition; Includes bibliographical references (p. 309-311) and index ER -