01080nam a2200313Ia 4500 ACD-1938 910415s1991 dcu f00000 eng d 20200129130613.0 23468272 GPO GPO n-us--- 0461-D-05 ED 1.302:Sh 2 PIP 91-836 DRUG NDN, sharing success to improve schools. [Washington, DC] : U.S. Dept. of Education, Office of Educational Research and Improvement, [1991] 1 folded sheet (6 p.) ; 22 x 10 cm. At head of title: National Diffusion Network, NDN. Shipping list no.: 91-198-P. "January 1991"--P. [5]. "PIP 91-836"--P. [5]. United States. National Diffusion Network. Demonstration centers in education United States. Educational innovations United States. United States. Office of Educational Research and Improvement. National Diffusion Network, NDN. 368 368 MX 0 0 0 0 REF MPL MPL GEN 2014-09-04 39999000016154 2014-09-04 00:00:00 2014-09-04 BK