Electronic data processing /
Emery, Glyn.
Electronic data processing / Glyn Emery. - 2nd ed. - London : Pitman, 1975. - xiii, 422 p. : ill.
Electronic data processing.
Electronic data processing / Glyn Emery. - 2nd ed. - London : Pitman, 1975. - xiii, 422 p. : ill.
Electronic data processing.