What Are the Rules of 4 Player Pinochle?

Pinochle uses 48 cards and teams of two. Each suit uses two aces, two tens, two kings, two queens, two jacks and two nines. Every player is dealt 12 cards. The players next bid for the right to call trump and receive cards from his partner. Bidding is based on how many points the player thinks he can score. Once bidding is complete, cards are exchanged between the bid winners and the meld is tallied.