Renshaw, Wallace W.
Gregg dictation and transcription
Gregg Publishing, 1937
 Buku Teks SO
Strony, Madeline S.
Refresher course in Gregg shorthand simplified
McGraw-Hill, 1962
 Buku Teks SO
Wajnryb, Ruth
Grammar dictation
Oxford University Press, 1990
 Buku Teks SO
Davis, Paul
Dictation: new methods, new possibilities
Cambridge University Press, 1994
 Buku Teks SO
Gregg, Donald C.
College chemistry/ Donald C. Gregg
Allyn and Bacon, 1961
 Buku Teks SO