Wilson, L. G., & Gregg, J. R. (1930). Progressive dictation: Arranged according to the units in the Anniversary edition of the Gregg shorthand manual. The Gregg Publishing Co..
Citação do estilo Chicago (17ª ed.)Wilson, Lilliam Grissom, e John Robert Gregg. Progressive Dictation: Arranged According to the Units in the Anniversary Edition of the Gregg Shorthand Manual. New York : Chicago [etc.]: The Gregg Publishing Co., 1930.
Citação MLA (8ª ed.)Wilson, Lilliam Grissom, e John Robert Gregg. Progressive Dictation: Arranged According to the Units in the Anniversary Edition of the Gregg Shorthand Manual. The Gregg Publishing Co., 1930.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.