APA
(1950). Evaluative criteria 1950 edition. Stanford: Cooperative Study of Secondary-School.
Chicago
1950. Evaluative criteria 1950 edition. Stanford: Cooperative Study of Secondary-School.
Harvard
(1950). Evaluative criteria 1950 edition. Stanford: Cooperative Study of Secondary-School.
MLA
Evaluative criteria 1950 edition. Stanford: Cooperative Study of Secondary-School. 1950.
