/**
 * Description of the Reference superclass. We don't expect it
 * to be instantiated
 * 
 * author: Luc Longpré
 * 10/24/2005
 */
public class Reference
{
    String author;
    String title;
    String year;

    public Reference(String theAuthor, String theTitle, String theYear)
    {
        // initialise instance variables
        author = theAuthor;
        title = theTitle;
        year = theYear;
    }

    public String toString()
    {
        return(author + ", " + title + ".");
    }
}