> C: A Reference Manual 3rd Edition > Samuel P Harbison & Guy L Steele Jr > Prentice Hall Seconded. This does seem to be a definitive work which is widely referenced. Dave Straker Pinewood Information Systems Division (PWD not PISD) [8-{) HPDESK: David Straker/HP1600/01 Unix: daves at hpopd.pwd.hp.com