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.