Leslie, L. A., Zoubek, C. E., & Strony, M. S. (1971). Transcription workbook for Gregg dictation (2d ed.). Gregg Division, McGraw-Hill.
Chicago Style aipamenaLeslie, Louis A., Charles E. Zoubek, and Madeline S. Strony. Transcription Workbook for Gregg Dictation. 2d ed. New York: Gregg Division, McGraw-Hill, 1971.
MLA aipamenaLeslie, Louis A., et al. Transcription Workbook for Gregg Dictation. 2d ed. Gregg Division, McGraw-Hill, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.