Karlowich, R. A. (1990). International directory of librarians and library specialists in the Slavic and East European field (3rd ed.). New York, N.Y. (605 Third Ave., New York 10158): Social Science Research Council.

Karlowich, Robert A. International Directory of Librarians and Library Specialists in the Slavic and East European Field. 3rd ed. New York, N.Y. (605 Third Ave., New York 10158): Social Science Research Council, 1990.

Karlowich, Robert A. International Directory of Librarians and Library Specialists in the Slavic and East European Field. 3rd ed. New York, N.Y. (605 Third Ave., New York 10158): Social Science Research Council, 1990.