ROSSI, Peter H.
Evaluation: a systematic approach - 4th ed. - Newbury Park Sage 1989 - 496 p.
803934890
Evaluation research
361.61072 / ROS
Evaluation: a systematic approach - 4th ed. - Newbury Park Sage 1989 - 496 p.
803934890
Evaluation research
361.61072 / ROS