APA
Hill G. E., . (1965). Management and improvement of guidance. New York: Appleton-Century-Crofts.
Chicago
Hill George E, . 1965. Management and improvement of guidance. New York: Appleton-Century-Crofts.
Harvard
Hill G. E., . (1965). Management and improvement of guidance. New York: Appleton-Century-Crofts.
MLA
Hill George E, . Management and improvement of guidance. New York: Appleton-Century-Crofts. 1965.