APA (7th ed.) Citation

James A. Clark Company. (1971). Bovay Engineers, Inc.: The first 25 years. [publisher not identified].

Chicago Style (17th ed.) Citation

James A. Clark Company. Bovay Engineers, Inc.: The First 25 Years. Houston, Tex.: [publisher not identified], 1971.

MLA (9th ed.) Citation

James A. Clark Company. Bovay Engineers, Inc.: The First 25 Years. [publisher not identified], 1971.