00720nam a22002051 4500 1/13962 981126s1969 enk 000 eng d 14423 DLC GR-PeUP 338.52 O'B O'Brien, D. P. (Denis Patrick), 1939- Information agreements, competition and efficiency/ D. P. O'Brien,D. Swann. New York: Augustus M. Kelley, 1969. 248p.: fig.; 21cm. Reprints of Economic Classics ; Restraint of trade Great Britain. Restraint of trade. Swann, Dennis. Reprints of Economic Classics. INST UNIPILB MAIN 20040709 338.52 O'B 00129743 00129743 LOAN 0 1