00522nam a22001691 4500 1/11577 971031s1973 enk 000 0 eng d 0435283588 11936 DLC GR-PeUP 383.122 GO. Gordon, D. I. Basic Business Letters / D. I. Gordon. London: Heinemann Educational Books, 1973. 90 p.: ill.; 22 cm. Letters(Correspondence). INST UNIPILB MAIN 20040709 383.122 GO. 00108706 00108706 LOAN 0 1