Information services on research in progress : a worldwide inventory / edited by the Smithsonian Science Information Exchange, Inc. and compiled with the support of Unesco within its General Information Programme and UNISIST. - 2nd ed. - Paris : Unesco, 1982. - ix, 320 p. : ill. ; 27 cm.

Includes indexes.

9231020714


Research--Information services--Directories.

025.060014 / INF 1982