Cita APA (7th ed.)
Gregg, J. R., Leslie, L. A., & Zoubek, C. E. (1971). Gregg shorthand. McGraw - hill.
Cita Chicago (17th ed.)
Gregg, John Robert, Louis A. Leslie, i Charles E. Zoubek. Gregg Shorthand. New York: McGraw - hill, 1971.
Cita MLA (9th ed.)
Gregg, John Robert, et al. Gregg Shorthand. McGraw - hill, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.