APA
Ovard G. F., . (1966). Administration of the changing secondary school. London: The Macmillan Company.
Chicago
Ovard Glen F, . 1966. Administration of the changing secondary school. London: The Macmillan Company.
Harvard
Ovard G. F., . (1966). Administration of the changing secondary school. London: The Macmillan Company.
MLA
Ovard Glen F, . Administration of the changing secondary school. London: The Macmillan Company. 1966.