001: 80185
003: Starlibrary PMS 4.5
005: 20180430
020: ^a70449678
066: ^aCa.E
082: ^a330
100: ^aCampbell R. Mcconnell
240: ^aEconomics: principles, problems and policies
245: ^a ^b principles, problems and policies
260: ^c1990
700: ^a Stanley L. Brue