Não informado. (1974). Systems Documentation Newsletter. ACM, Special Interest Group for Systems Documentation.
Cita Chicago Style (17a ed.)Não informado. Systems Documentation Newsletter. New York: ACM, Special Interest Group for Systems Documentation, 1974.
Cita MLA (8a ed.)Não informado. Systems Documentation Newsletter. ACM, Special Interest Group for Systems Documentation, 1974.
Precaución: Estas citas no son 100% exactas.