APA (7th ed.) Citation

Norton, D. M. (1965). Freehand perspective ([Rev. ed.].). Oak Tree Press; Sterling Pub. Co..

Chicago Style (17th ed.) Citation

Norton, Dora Miriam. Freehand Perspective. [Rev. ed.]. London : New York: Oak Tree Press; Sterling Pub. Co., 1965.

MLA (9th ed.) Citation

Norton, Dora Miriam. Freehand Perspective. [Rev. ed.]. Oak Tree Press; Sterling Pub. Co., 1965.