APA-referens

Daniels, A., & Yeates, D. (1992). Basic systems analysis. Galgotia.

Chicago-stil citat

Daniels, Alan, och Don Yeates. Basic Systems Analysis. New Delhi: Galgotia, 1992.

MLA-referens

Daniels, Alan, och Don Yeates. Basic Systems Analysis. Galgotia, 1992.