APA (7th ed.) Citation

Sullivan, H. A. (1971). Reprints and the Technical Services, or, "The Age of Happy Problems".

Chicago Style (17th ed.) Citation

Sullivan, Howard A. Reprints and the Technical Services, or, "The Age of Happy Problems". 1971.

MLA (9th ed.) Citation

Sullivan, Howard A. Reprints and the Technical Services, or, "The Age of Happy Problems". 1971.

Warning: These citations may not always be 100% accurate.