00587nam a22001691 4500 1/18234 011128s1973 enk 1 eng d 18773 DLC GR-PeUP 001.6'424 EL Elson, Mark. Concepts of programming languages / Elson Mark Chicago : Science Research Associates, 1973 xiii, 333 p.: 24 cm. Include bibliographical references and index Programming languages (Electronic computers). INST UNIPILB MAIN 20040709 001.6'424 EL 00137502 00137502 LOAN 0 1