APA

System Development Foundation, . (1989). System Development Foundation benchmark series. Cambridge, Mass: MIT Press.

Chicago

System Development Foundation, . 1989. System Development Foundation benchmark series. Cambridge, Mass: MIT Press.

Harvard

System Development Foundation, . (1989). System Development Foundation benchmark series. Cambridge, Mass: MIT Press.

MLA

System Development Foundation, . System Development Foundation benchmark series. Cambridge, Mass: MIT Press. 1989.