Dyfyniad APA

O'Leary, A. F. (1999). A guide to successful construction: Effective contract administration (Revised third edition.). BNI Publications.

Dyfyniad Arddull Chicago

O'Leary, Arthur F. A Guide to Successful Construction: Effective Contract Administration. Revised third edition. Los Angeles, CA: BNI Publications, 1999.

Dyfyniad MLA

O'Leary, Arthur F. A Guide to Successful Construction: Effective Contract Administration. Revised third edition. BNI Publications, 1999.

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