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=005  20220716120118.0
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=035    $$a 0010-072200000001143
=041    $$a eng
=082    $$a 339.02
=084    $$a 339.020 SPE E
=100    $$a Spencer, David E.
=245    $$a Economics : study guide
=260    $$a Massachusets: $b Addison Wesley, $c 1990
=300    $$a xi, 603 hlm$c 25 cm.
=650    $$a Economics-Study Guide