Dyfyniad APA

Bureau of National Affairs (Arlington, Va.). (1990). Solid waste recycling: The complete resource guide. Bureau of National Affairs.

Dyfyniad Arddull Chicago

Bureau of National Affairs (Arlington, Va.). Solid Waste Recycling: The Complete Resource Guide. Washington, D.C.: Bureau of National Affairs, 1990.

Dyfyniad MLA

Bureau of National Affairs (Arlington, Va.). Solid Waste Recycling: The Complete Resource Guide. Bureau of National Affairs, 1990.

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