Evaluating with validity

Xehetasun bibliografikoak
Egile nagusia:	House, Ernest R.
Formatua:	Liburua
Hizkuntza:	English
Argitaratua:	Beverly Hills, Calif. Sage Publications c1980.
Gaiak:	Evaluation research (Social action programs) > United States. Choice (Psychology) Decision-making > Moral and ethical aspects.