APA (7th ed.) Citation

Johnson, H. K. (1973). Opportunities to conserve energy in dryer design. [publisher not identified].

Chicago Style (17th ed.) Citation

Johnson, Howard K. Opportunities to Conserve Energy in Dryer Design. [U.S.]: [publisher not identified], 1973.

MLA (9th ed.) Citation

Johnson, Howard K. Opportunities to Conserve Energy in Dryer Design. [publisher not identified], 1973.