C lang reference

sup /prog/

Im looking for a complete reference of C.

What does /prog/ recommend? It has to be free tough, and prefarably in PDF format.

>>19
$349
http://www.nirvani.net.nyud.net:8090/docs/ansi_c.pdf
http://www.iec.ch/cgi-bin/getcorr.pl/yab/iso/isoiec9899-cor1%7Bed1.0%7Den.pdf?file=iso/isoiec9899-cor1{ed1.0}en.pdf
http://www.iec.ch/cgi-bin/getcorr.pl/yab/iso/isoiec9899-cor2%7Bed1.0%7Den.pdf?file=iso/isoiec9899-cor2{ed1.0}en.pdf
http://www.iec.ch/cgi-bin/getcorr.pl/yab/iso/isoiec9899-cor3%7Bed1.0%7Den.pdf?file=iso/isoiec9899-cor3{ed1.0}en.pdf

C++ ... superset
http://david.tribble.com/text/cdiffs.htm