The Research Methods Knowledge Base, 3rd Edition

The Research Methods Knowledge Base, 3rd Edition

Research Methods: The Concise Knowledge Base

Research Methods: The Concise Knowledge Base

Research Methods Knowledge Base by William M. K. Trochim (2001-01-01)

Research Methods Knowledge Base by William M. K. Trochim (2001-01-01)

Evaluation Policy and Evaluation Practice: New Directions for Evaluation, Number 123

Evaluation Policy and Evaluation Practice: New Directions for Evaluation, Number 123