I have 2 content types: book and author.
This is the structure:
I want to use (print) some fields of author content type inside the
How can I do that? Is there a method to print referenced entity's fields like
<?php print render($content['field_author']); ?> etc.?
Note: I tried the Inline Entity Display module but because I want to do this with custom node-book.tpl.php it doesn't work for me.