TY - GEN AU - ELINOR OSTROM TI - GOVERNING THE COMMONS THE EVOLUTION OF INSTITUTIONS FOR COLLECTIVE ACTION SN - 9781107569782 U1 - 333.2/OST/GOV PY - 1990/// PB - CAMBRIDGE UNIVERSITY PRESS KW - 300 Social sciences KW - 330 Economics KW - 333 Economics of land & energy KW - ECONOMICS ER -