APA (7th ed.) Citation

SoRelle, R. P. (1927). Teacher's manual: Rational typewriting projects. Gregg Publishing Co..

Chicago Style (17th ed.) Citation

SoRelle, Rupert Pitt. Teacher's Manual: Rational Typewriting Projects. New York : Chicago [etc.]: Gregg Publishing Co., 1927.

MLA (8th ed.) Citation

SoRelle, Rupert Pitt. Teacher's Manual: Rational Typewriting Projects. Gregg Publishing Co., 1927.