Dyfyniad APA

(1998). DPL 4.0 professional decision analysis software: Academic version. Pacific Grove, CA: Duxbury.

Dyfyniad Arddull Chicago

DPL 4.0 Professional Decision Analysis Software: Academic Version. Pacific Grove, CA: Duxbury, 1998.

Dyfyniad MLA

DPL 4.0 Professional Decision Analysis Software: Academic Version. Pacific Grove, CA: Duxbury, 1998.

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