Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Brian Kernighan:

"

Kernighan was the software editor for Prentice Hall International. His "Software Tools" series spread the essence of "C/Unix thinking" with makeovers for BASIC[citation needed], FORTRAN, and Pascal, and most notably his "Ratfor" (rational FORTRAN) was put in the public domain.