In Pictures: The tech canon of today is the IT of ...
"The C Programming Language" by Brian W. Kernighan & Dennis Ritchie (1978)
Multiple InfoWorld readers recommended this text via Twitter, which, to us, constitutes the strongest argument for inclusion in the canon. But in case that argument doesn't hold water, consider this reason for hugging K&R close to your nerdy bosom: The coding and formatting styles of the programs in this book served as the coding style used by convention in the source code for the Unix and Linux kernels.
In Pictures: The tech canon of today is the IT of tomorrow