Dyfyniad APA

Cleland, D. I., & Ireland, L. R. (2000). Project manager's portable handbook. McGraw Hill.

Dyfyniad Arddull Chicago

Cleland, David I., and Lewis R. Ireland. Project Manager's Portable Handbook. New York: McGraw Hill, 2000.

Dyfyniad MLA

Cleland, David I., and Lewis R. Ireland. Project Manager's Portable Handbook. McGraw Hill, 2000.

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