APA

Sprague A. H., . (1934). Essentials of plane trigonometry and analytic geometry. New York: Prentice-Hall, inc.

Chicago

Sprague Atherton Hall, . 1934. Essentials of plane trigonometry and analytic geometry. New York: Prentice-Hall, inc.

Harvard

Sprague A. H., . (1934). Essentials of plane trigonometry and analytic geometry. New York: Prentice-Hall, inc.

MLA

Sprague Atherton Hall, . Essentials of plane trigonometry and analytic geometry. New York: Prentice-Hall, inc. 1934.