Add VAT details of user to note

Hello i need to add the vat number that is created from this plugin

http://netstarsolution.net/aggiungere-cf-e-pi-wc/

any ideas?

i have tryed to do this but doesen’t work:

<div id=”order-listing”>
<h3><?php _e( ‘Recipient’, ‘woocommerce-delivery-notes’ ); ?></h3>
<div class=”shipping-info”>
<?php if( wcdn_get_template_type() == ‘invoice’ ) : ?>
<?php wcdn_billing_address(); ?>
<?php else : ?>
<?php wcdn_shipping_address(); ?>
<?php echo wcdn_billing_cnpj(‘billing_cnpj’); ?>
<?php echo wcdn_billing_cpf(‘billing_cpf’); ?>
<?php endif ?>
</div><!– .shipping-info –>
</div><!– #order-listing –>

http://wordpress.org/plugins/woocommerce-delivery-notes/