TY  - GEN
AU  - Trochim,William M.K.
TI  - Research Methods
SN  - 9781592601455
U1  - 001.42  22
PY  - 2005///
CY  - U.S.A
PB  - Cengage Learning
KW  - Research Methods
KW  - Research-Methodology
N1  - Includes bibliographical references and Index
ER  -