Abstract
* The annual subscription to Programmiertes Lernen und Programmierter Unterricht is 12.80 DM including postage and not 60 DM as stated in Vol. 1, No. 2.
Notes
* The annual subscription to Programmiertes Lernen und Programmierter Unterricht is 12.80 DM including postage and not 60 DM as stated in Vol. 1, No. 2.