Παραπομπή APA

Hawk, M. C. (1962). Schaum's outline of theory and problems of descriptive geometry. New York: McGraw-Hill.

Παραπομπή Chicago Style

Hawk, Minor Clyde. Schaum's Outline of Theory and Problems of Descriptive Geometry. New York: McGraw-Hill, 1962.

Παραπομπή MLA

Hawk, Minor Clyde. Schaum's Outline of Theory and Problems of Descriptive Geometry. New York: McGraw-Hill, 1962.

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