$terms[0]->name, 'slug' => $terms[0]->slug, ); } ?>
>
', esc_url($cover_url), esc_attr($title)); } else { printf('%s', esc_url(get_stylesheet_directory_uri() . '/assets/images/default-cover.png'), esc_attr__('Book cover', 'bd-bookshelf')); } ?>

Amazon: Goodreads: