Young, D. H. (1977). Pupil-directed versus teacher directed classrooms: Changes in work-study skills at three achievement levels [microform]. Photoduplication Service. University of the Philippines Library.
Citação do estilo Chicago (17ª ed.)Young, Donna H. Pupil-directed Versus Teacher Directed Classrooms: Changes in Work-study Skills at Three Achievement Levels [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
Citação MLA (9ª ed.)Young, Donna H. Pupil-directed Versus Teacher Directed Classrooms: Changes in Work-study Skills at Three Achievement Levels [microform]. Photoduplication Service. University of the Philippines Library, 1977.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.