Duffy, J. E., & James E. Duffy. (1998). Automotive Collision Repair Video Series: Instructors Guide. Albany,Bonn: Delmar.
Trích dẫn kiểu ChicagoDuffy, James E., và James E. Duffy. Automotive Collision Repair Video Series: Instructors Guide. Albany,Bonn: Delmar, 1998.
Deismireacht MLADuffy, James E., và James E. Duffy. Automotive Collision Repair Video Series: Instructors Guide. Albany,Bonn: Delmar, 1998.
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