APA (7th ed.) Citation

(1964). Data processing; proceedings. National Machine Accountants Association, etc.].

Chicago Style (17th ed.) Citation

Data Processing; Proceedings. [Mt. Prospect, Ill., etc: National Machine Accountants Association, etc.], 1964.

MLA (9th ed.) Citation

Data Processing; Proceedings. National Machine Accountants Association, etc.], 1964.