Page 299 is the correct one. This was a bing thing in the Converged wireless concept.
Today POP and POA only count if you roam from one WLC to another. If it's a Layer 2 roam, your POP and POA move to the new controller.
If it's a Layer 3 roam, your POP remains ANCHORED on the Anchor controller, and the POA moves to the FOREIGN controller.