00745cam a2200181 a 4500020002700000040001900027082001700046100002000063245010300083260003100186300003200217440005700249504005100306650001900357856005500376856006600431856006600497  a0471527521cTZS 5267.5  aMULbengeAACR00a005.7565 LEH1 aLehman, John A.10aSystems design in the fourth generation :bobject-based development using dBASE /cJohn A. Lehman.  aNew York :bWiley,cc1991.  ax, 381 p. :bill. ;c24 cm. 0aWiley series in computing and information processing  aIncludes bibliographical references and index. 0aSystem design.4 uhttp://www.loc.gov/catdir/toc/onix03/90048154.html42uhttp://www.loc.gov/catdir/enhancements/fy0706/90048154-d.html42uhttp://www.loc.gov/catdir/enhancements/fy0706/90048154-b.html