Dyfyniad APA

Downs, E., Clare, P., & Coe, I. (1992). Structured systems analysis and design method: Application and context (2d ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Downs, Ed, Peter Clare, and Ian Coe. Structured Systems Analysis and Design Method: Application and Context. 2d ed. New York: Prentice Hall, 1992.

Dyfyniad MLA

Downs, Ed, et al. Structured Systems Analysis and Design Method: Application and Context. 2d ed. Prentice Hall, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.