$ sudo apt-get update
$ sudo apt-get install libmail-bulkmail-perl 

libmail-bulkmail-perl is installed in your system.

Make ensure the libmail-bulkmail-perl package were installed using the commands given below,

$ sudo dpkg-query -l | grep libmail-bulkmail-perl *

You will get with libmail-bulkmail-perl package name, version, architecture and description in a table

libmail-bulkmail-perl package basic information: