#include "Book.h"
#include <iostream>

Book::Book( const string& a, const string& t ) :
  author_( a ), title_( t ) {
  cout << "costruisco Book(" 
       << author() << ", " << title() << ")" << endl;
}

void Book::print() const {
  cout << author() << ": " << title() << "." << endl;
}