APA (7th ed.) Citation

American Data Processing, Inc. Computer yearbook and directory. [American Data Processing].

Chicago Style (17th ed.) Citation

American Data Processing, Inc. Computer Yearbook and Directory. [Detroit]: [American Data Processing].

MLA (9th ed.) Citation

American Data Processing, Inc. Computer Yearbook and Directory. [American Data Processing].

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