Gregg Shorthand Dictionary Simplified : A dictionary of 30000 authoritative Gregg shorthand outlines / John Robert Gregg, Louis A. Leslie, Charles E. Zoubek ; Shorthand plates Written by Charles Rader.
საგამომცემლო ცნობები
New York ; Chicago ; San Francisco ; Dallas ; Toronto ; London : Gregg Publishing Division : McGraw-Hill Book Company, inc., 1957, 1949.