TY - BOOK AU - Trochim,William M.K. TI - Research methods knowledge base SN - 0970138598 AV - Q180.55 .M4 T76 2001 PY - 2001/// CY - Cincinnati, OH PB - Atomic Dog Publishing KW - Research KW - Methodology KW - Research Design N1 - Includes bibliographical references and index ER -