app/views/authors/show.html.erb
<p>
<strong>First name:</strong>
<%= @author.first_name %>
<br>
<strong>Last name:</strong>
<%= @author.last_name %>
<br>
<strong>Birth year:</strong>
<%= @author.display_birth_year %>
<br>
<strong>Bio en:</strong>
<%= @author.bio_en %>
<br>
<strong>Bio it:</strong>
<%= @author.bio_it %>
</p>
<%= link_to 'Edit', edit_work_author_path(@work, @author), class:"btn" %>
<%= link_to 'Back', work_authors_path(@work), class:"btn"%>