Dyfyniad APA

National Safety Council. (2005). Standard first aid, CPR, and AED. New York, NY: McGraw-Hill Higher Education.

Dyfyniad Arddull Chicago

National Safety Council. Standard First Aid, CPR, and AED. New York, NY: McGraw-Hill Higher Education, 2005.

Dyfyniad MLA

National Safety Council. Standard First Aid, CPR, and AED. New York, NY: McGraw-Hill Higher Education, 2005.

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