Churchward, J. h. (1964). Typewriting Displays , Tabulations and Manuscripts Intermediate. Sir Issac Pitman and Sons.
Stile di citazione ChicagoChurchward, John h. Typewriting Displays , Tabulations and Manuscripts Intermediate. London: Sir Issac Pitman and Sons, 1964.
Citazione MLAChurchward, John h. Typewriting Displays , Tabulations and Manuscripts Intermediate. Sir Issac Pitman and Sons, 1964.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.