00457nam a2200145Ia 4500 140224s9999 xx 000 0 und d 026.5:5+6 L7 Chen, Ching-Chih. Scientific and technical informmation sources. Cambridge MIT Press 1977 xxx,519p. Ching-Chih Chen Library resources-Science,Library resources-Engineering,Library resources-Technology. BK 0 0 0 0 KSD KSD 2014-02-24 0 026.5:5+6 L7 1958 2014-02-24 00:00:00 2014-02-24 BK 95765 95765