TY - BOOK AU - Trochim, William M.K. TI - Research methods: the concise knowledge base SN - 1592601456 U1 - CIR 001.409 T843 2005 PY - 2005/// CY - Cincinnati, Ohio PB - Atomic Dog Publishing, KW - Research KW - Methodology N1 - Includes glossary, index and reference ER -