Citazione Stile APA (7a Edizione)

Young, D. H. (1973). Pupil-directed versus teacher directed classrooms: Changes in work-study skills at three achievement levels. s.n.].

Citazione stile Chigago Style (17a edizione)

Young, Donna H. Pupil-directed Versus Teacher Directed Classrooms: Changes in Work-study Skills at Three Achievement Levels. [Quezon City: s.n.], 1973.

Citatione MLA (9a ed.)

Young, Donna H. Pupil-directed Versus Teacher Directed Classrooms: Changes in Work-study Skills at Three Achievement Levels. s.n.], 1973.