\makelabel{if:Title page}{} \makelabel{if:Copyright}{} \makelabel{if:Table of contents}{} \makelabel{if:The GAP InterFace to other Computer Algebra Systems (CAS)}{1} \makelabel{if:User's manual}{1.1} \makelabel{if:Index}{Ind} \makelabel{if:IFInterface}{1.1.1} \makelabel{if:InfoInterfaces}{1.1.2}