The program evaluation standards : how to assess evaluations of educational programs /

Autor Sanders, James R.
Vydáno 1994

Educational evaluation : alternative approaches and practical guidelines /

Autor Worthen, Blaine R., 1936-, Sanders, James R.
Vydáno 1988

Program evaluation : alternative approaches and practical guidelines /

Autor Worthen, Blaine R., 1936-, Sanders, James R., Fitzpatrick, Jody L.
Vydáno 2004