APA (7th ed.) Citation

Robertson, J. K. Introduction to physical optics (3d ed.). Van Nostrand [1941].

Chicago Style (17th ed.) Citation

Robertson, John Kellock. Introduction to Physical Optics. 3d ed. New York: Van Nostrand [1941].

MLA (9th ed.) Citation

Robertson, John Kellock. Introduction to Physical Optics. 3d ed. Van Nostrand [1941].