00530cam a2200157 a 4500 00000000000001955 20260805123534.0 070429s1991 us 000a eng 42 E-46 Ellis V.,O`Driscoll and Pilbeam A. Professional English: Communication skiels for professionals working in business, industry and international organisations Guide Teaching Hong Kong Longman 1991 105 p. n/4492 Английский язык 5082 5082