APA (7th ed.) Citation

Langley, P. R. (1976). A Comparison between Mail-Access Computer and Manual Literature Searching.

Chicago Style (17th ed.) Citation

Langley, Phyllis R. A Comparison Between Mail-Access Computer and Manual Literature Searching. 1976.

MLA (9th ed.) Citation

Langley, Phyllis R. A Comparison Between Mail-Access Computer and Manual Literature Searching. 1976.

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