APA (7th ed.) Citation

American Library Association. Machine-assisted Reference Section. (1977). Messages from MARS.

Chicago Style (17th ed.) Citation

American Library Association. Machine-assisted Reference Section. Messages from MARS. Albany, 1977.

MLA (8th ed.) Citation

American Library Association. Machine-assisted Reference Section. Messages from MARS. 1977.

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