Source tarballs need to be uncompressed (Archiver or similar). Then try:
export QTDIR=/usr/lib export KDEDIR=/usr export PATH=$KDEDIR/bin:$PATH ./configure # create makefiles make # compile BibleTime make install # install BibleTimeThe location QTDIR is the directory contining the Qt™ 2 directory. The location KDEDIR is the folder containing the /bin directory containing the KDE executables. The above locations apply to Mandrake™. Your distribution may require different locations.
Additional information can be found in the sourcecode at bibletime/INSTALL.