APA (7th ed.) Citation

De Jen, J. (1959). Visual presentation handbook for business and industry. Oravisual Co..

Chicago Style (17th ed.) Citation

De Jen, Jean. Visual Presentation Handbook for Business and Industry. St. Petersburg, Fla.: Oravisual Co., 1959.

MLA (9th ed.) Citation

De Jen, Jean. Visual Presentation Handbook for Business and Industry. Oravisual Co., 1959.