อ้างอิง ของ อนาคต

  1. Moore, C.-L., & Yamamoto, K. (1988). Beyond words: movement observation and analysis. New York: Gordon and Breach. Page 57. (cf., The representation of time as a linear, unidirectional progression is a distinctly Occidental point of view.)
  2. Eddington, A. S. (1921). Space, time and gravitation; an outline of the general relativity theory. Cambridge: University Press. Page 107.