Polish research guide (Poland PWN-Polish Scientific Pub., 1974)
Prepared for the National Library of Medicine, Public Health Service, U. S. Dept. of Health Education and Welfare and the National Science Foundation, Washington, D. C. on the order of the Foreign Scientific Publication, Dept. of the National Cente r for Scientific, Technical and Economic Information, by PWN, Warsaw, Poland, 1974.
Keywords: Research -- Poland -- Direct; Research -- Poland -- Guides