Quasi-experimentation design & analysis issues for field settings

Detalles Bibliográficos
Autor principal:	Cook, Thomas D.
Otros Autores:	Campbell, Donald Thomas 1916-
Formato:	Libro
Lenguaje:	English
Publicado:	Boston Houghton Mifflin c1979.
Materias:	Social sciences > Research. Social sciences > Field work.