\input zb-basic
\input zb-matheduc
\iteman{ZMATH 1988l.03243}
\itemau{Freier, B.}
\itemti{What does the coke cost in the disco. In welcher Disco ist das Cola billiger.}
\itemso{Comput. Bild. (Jun 1988) p. 21-23.}
\itemab

\itemrv{~}
\itemcc{P43 P53}
\itemut{Teaching Units; Secondary Modern Schools; Computer Programming; Basic; ; Unterrichtseinheit; Hauptschule; Programmieren; Basic}
\itemli{}
\end