Zettl, H. (1997). Instructor's manual for television production handbook: With answer key for television production workbook (6th ed.). Wadsworth Pub.
Chicago-viite (17. p.)Zettl, Herbert. Instructor's Manual for Television Production Handbook: With Answer Key for Television Production Workbook. 6th ed. Belmont, Calif: Wadsworth Pub, 1997.
MLA-viite (9. p.)Zettl, Herbert. Instructor's Manual for Television Production Handbook: With Answer Key for Television Production Workbook. 6th ed. Wadsworth Pub, 1997.
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