Niklaus Wirth. Programmieren in Modula-2. Springer, 1985.
@book{Wirth85,
title = {Programmieren in Modula-2},
author = {Niklaus Wirth},
year = {1985},
researchr = {https://researchr.org/publication/Wirth85},
cites = {0},
citedby = {0},
publisher = {Springer},
isbn = {3-540-13301-1},
}