dpich@dpich-M6400:~/Documents/Copyright$ perl ./script.pl 
Can't locate DateTime/Format/DateManip.pm in @INC (@INC contains: /etc/perl /usr/local/lib/perl/5.14.2
 /usr/local/share/perl/5.14.2 /usr/lib/perl5 /usr/share/perl5 /usr/lib/perl/5.14 /usr/share/perl/5.14 /usr/local/lib/site_perl .) at ./script.pl line 14.
BEGIN failed--compilation aborted at ./script.pl line 14.
dpich@dpich-M6400:~/Documents/Copyright$