$ sudo apt-get update
$ sudo apt-get install guile-gnutls 

guile-gnutls is installed in your system.

Make ensure the guile-gnutls package were installed using the commands given below,

$ sudo dpkg-query -l | grep guile-gnutls *

You will get with guile-gnutls package name, version, architecture and description in a table

guile-gnutls package basic information: