Ngā tūemi rite: Concerning the Impossibility of Union with Slaveholders
- Impossible worlds, impossible things : cultural perspectives on Doctor Who, Torchwood and The Sarah Jane adventures /
- The impossible advantage : winning the competitive game by changing the rules /
- Plan of Union
- Virginia Plan of Union
- Patterson Plan of Union
- Concern [Concern (Anaheim)] NLMUID: 9885994