Dyfyniad APA

Duff, J. E., & James E. Duff and Paul Uhrina. (2006). Student Workbook and Activity Guide for Duffy's Collision Repair Fundamentals. Cengage Learning, Inc: Thomson.

Dyfyniad Arddull Chicago

Duff, James E., và James E. Duff and Paul Uhrina. Student Workbook and Activity Guide for Duffy's Collision Repair Fundamentals. Cengage Learning, Inc: Thomson, 2006.

Dyfyniad MLA

Duff, James E., và James E. Duff and Paul Uhrina. Student Workbook and Activity Guide for Duffy's Collision Repair Fundamentals. Cengage Learning, Inc: Thomson, 2006.

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