Eckersley, C. E.
Kaufmann, W.
English commercial practice and correspondence : a first course for foreign students
/ C. E. Eckersley and W. Kaufmann
. - London : Longman, 1976
. - 246 p. : il
. - (Essential English series )
ISBN 0-582-55230-3.
Inglês comercial Língua inglesa
CDU 811.111