The control of non-treatment variables : necessity or illusion?

TitleThe control of non-treatment variables : necessity or illusion?
Publication TypeBook Chapter
Year of Publication1983
AuthorsJ.C. Hoorweg
EditorB. Schurch
Secondary TitleEvaluation of Nutrition Education in Third World Communities
Pagination153 - 165
Date Published1983///
PublisherHans Huber
Place PublishedBern
Publication Languageeng
Keywordseducation
IR handle/ Full text URLhttp://hdl.handle.net/1887/8966
Citation Key2018