Principia Mathematica - Volume One: Whitehead, Alfred North
Principia Mathematica - Volume One: Whitehead, Alfred North,Principia Mathematica 3 Volume Set: Whitehead, Alfred North,Principia Mathematica. by Whitehead, Alfred North; and,Principia Mathematica 3 Volume Set: Whitehead, Alfred North,Principia Mathematica - Volume One: Whitehead, Alfred North