The School of Niklaus Wirth: The Art of Simplicity - Laszlo Boszormenyi, Jurg Gutknecht - Google Books

http://books.google.de/books?id=QpL3gu-c_aoC&pg=PA61&dq=wirth+type+compatible&hl=de&ei=9Js7TcLHNJHGswap78zzBg&sa=X&oi=book_resul

Niklaus Wirth is one of the great pioneers of computer technology and winner of the ACM's A.M. Turing Award, the most prestigious award in computer science. he has made substantial contributions to the development of programming languages, compiler…