APA (7th ed.) Citation

Richards, M. F. (1950). Effect of emphasizing time in the teaching of engineering drawing. [publisher not identified].

Chicago Style (17th ed.) Citation

Richards, Maurice F. Effect of Emphasizing Time in the Teaching of Engineering Drawing. [Place of publication not identified]: [publisher not identified], 1950.

MLA (9th ed.) Citation

Richards, Maurice F. Effect of Emphasizing Time in the Teaching of Engineering Drawing. [publisher not identified], 1950.