text New York McGraw-Hill 1967 eng xi, 243 p. : ill. ; 28 cm. Joseph Levy DATA PROCESSING 681.177 681.177 LEV p 230212 20230212011642 INLIS000000000033197 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)