Research methods :
Trochim, William M. K.
Research methods : the concise knowledge base / William M.K. Trochim. - Cincinnati, Ohio : Atomic Dog Pub./Cengage Learning, c2005. - xv, 270 p. : ill. ; 28 cm.
Includes bibliographical references (p. 263-264) and index.
1592601456 1592601464
2004108632
001.42
Research methods : the concise knowledge base / William M.K. Trochim. - Cincinnati, Ohio : Atomic Dog Pub./Cengage Learning, c2005. - xv, 270 p. : ill. ; 28 cm.
Includes bibliographical references (p. 263-264) and index.
1592601456 1592601464
2004108632
001.42