00362nam a2200145Ia 4500003000400000008004100004020002600045040000800071100002100079245003900100250001200139260003900151300001500190365001100205LDD181029s9999    xx            000 0 und d  a9780486661032c18.95  cLDD  aWidder, David V. 0aAdvanced calculuscDavid V. Widder  a2nd ed.  aNew YorkbDover Publicationsc1947  axvi, 520p.  b18.95