APA
(1984). Project evaluation : Problems of methodology. Paris, France: United Nations Education, Scientific and Cultural Organization.
Chicago
1984. Project evaluation : Problems of methodology. Paris, France: United Nations Education, Scientific and Cultural Organization.
Harvard
(1984). Project evaluation : Problems of methodology. Paris, France: United Nations Education, Scientific and Cultural Organization.
MLA
Project evaluation : Problems of methodology. Paris, France: United Nations Education, Scientific and Cultural Organization. 1984.
