APA-referens (7:e uppl.)

Gore, M. R., & Stubbe, J. (1979). Elements of systems analysis for business data processing (2d ed.). W. C. Brown Co..

Chicago-referens (17:e uppl.)

Gore, Marvin R., och John Stubbe. Elements of Systems Analysis for Business Data Processing. 2d ed. Dubuque, Iowa: W. C. Brown Co., 1979.

MLA-referens (8:e uppl.)

Gore, Marvin R., och John Stubbe. Elements of Systems Analysis for Business Data Processing. 2d ed. W. C. Brown Co., 1979.