อ้างอิง ของ ริตสึเรียว

  1. ↑ Asakawa, Kan'ichi. (1903). The Early Institutional Life of Japan: A Study in the Reform of 645, p. 324 n.3.
  2. ↑ Mesheryakov, Alexander. (2003). "On the Quantity of Written Data Produced by the Ritsuryō State", Japan Review, 15:187–199.
  3. ↑ Asakawa, p. 13.
  4. 1 2 3 Borgen, Robert (1994). Sugawara no Michizane and the Early Heian Court. University of Hawaii Press. pp. 13–14. ISBN 0-8248-1590-4.
  5. ↑ The initial ranks were subdivided into "greater" (大 dai) and "lesser" (少 shō) ranks.
  6. ↑ D., Totman, Conrad (2000-01-01). A history of Japan. Blackwell Publishers. p. 100. ISBN 1557860769. OCLC 41967280.