public Hold(LibraryAsset asset, LibraryCard card, DateTime holdPlaced)
{
this.LibraryAsset = asset;
this.LibraryCard = card;
this.HoldPlaced = holdPlaced;
}
public CheckOutHistory(LibraryAsset libraryAsset, LibraryCard libraryCard)
{
LibraryAsset = libraryAsset;
LibraryCard = libraryCard;
CheckedOut = DateTime.Now;
}
