Observadores

• 

  Jeff Dudgeon

  https://venmitz.com/%EB%89%B4%EC%98%A8%EB%9D%BC%EC%9D%B8%EC%B9%B4%EC%A7%80%EB%85%B8-%EC%A3%BC%EC%9A%94-%ED%8A%B9%EC%A7%95-%EC%98%A8%EB%9D%BC%EC%9D%B8-%EC%B9%B4%EC%A7%80%EB%85%B8%EC%9D%98-%EC%83%88%EB%A1%9C%EC%9A%B4/