Logo for the Macintosh
Abelson Harold, Abelson AmandaKniha
Citace v seznamu literatury:
ABELSON, Harold a ABELSON, Amanda. Logo for the Macintosh: an introduction through Object Logo. Cambridge, Mass.: Paradigm Software, c1992. ISBN 9780262255547. Dostupné také z: https://proxy.k.utb.cz/login?url=http://ieeexplore.ieee.org/xpl/bkabstractplus.jsp?bkn=6267204.