APA-referens

Daniels, A., & Yeates, D. (1971). Basic Training in system analysis (2nd ed.). Pitman.

Chicago-stil citat

Daniels, Alan, och Donald Yeates. Basic Training in System Analysis. 2nd ed. Toronoto: Pitman, 1971.

MLA-referens

Daniels, Alan, och Donald Yeates. Basic Training in System Analysis. 2nd ed. Pitman, 1971.