public Book searchBook(String title, String author) {
		Book found;
		
		for(int i = 0; i < books.size(); i++) {
			found = books.get(i);
			/*if(found.equals(title, author))
				return found;*/
			if(found.getAuthor().equals(author) && found.getTitle().equals(title))
				return found;
		}
		
		return null;
	}