APA
MARK PERLMAN, . (1977). THE ORGANIZATION AND RETRIEVAL OF ECONOMIC KNOWLEDGE,PROCEEDINGS OF A CONFERANCE HELD BY THE INTERNATIO. : GEORGE ALLEN AND UNWIN LTD.
Chicago
MARK PERLMAN, . 1977. THE ORGANIZATION AND RETRIEVAL OF ECONOMIC KNOWLEDGE,PROCEEDINGS OF A CONFERANCE HELD BY THE INTERNATIO. : GEORGE ALLEN AND UNWIN LTD.
Harvard
MARK PERLMAN, . (1977). THE ORGANIZATION AND RETRIEVAL OF ECONOMIC KNOWLEDGE,PROCEEDINGS OF A CONFERANCE HELD BY THE INTERNATIO. : GEORGE ALLEN AND UNWIN LTD.
MLA
MARK PERLMAN, . THE ORGANIZATION AND RETRIEVAL OF ECONOMIC KNOWLEDGE,PROCEEDINGS OF A CONFERANCE HELD BY THE INTERNATIO. : GEORGE ALLEN AND UNWIN LTD. 1977.