APA (7th ed.) Citation

(1987). Computers and computing information resources directory (First edition.). Gale Research.

Chicago Style (17th ed.) Citation

Computers and Computing Information Resources Directory. First edition. Detroit: Gale Research, 1987.

MLA (9th ed.) Citation

Computers and Computing Information Resources Directory. First edition. Gale Research, 1987.

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