public override string ToString()
{
return("COVER " + ((Label != null) ? Label.ToString() : "") + "\n{\n" +
"\tShare: " + _Participation.ToString() + "\n" +
"\t_Limit: " + ((_Limit != null) ? _Limit.ToString() : "") + "\n" +
"\t_Attachment: " + ((_Attachment != null) ? _Attachment.ToString() : "") + "\n" +
"}");
}
