APA (7th ed.) Citation

ACM--SIGCAPH. (1973). SIGCAPH newsletter: A quarterly publication of the ACM Special Interest Group on Computers and the Physically Handicapped. ACM.

Chicago Style (17th ed.) Citation

ACM--SIGCAPH. SIGCAPH Newsletter: A Quarterly Publication of the ACM Special Interest Group on Computers and the Physically Handicapped. [New York]: ACM, 1973.

MLA (9th ed.) Citation

ACM--SIGCAPH. SIGCAPH Newsletter: A Quarterly Publication of the ACM Special Interest Group on Computers and the Physically Handicapped. ACM, 1973.