found:Hsieh, C. Chʻi Chi-kuang, 1961.
found:His Chʻi Chi-kuang, Praxis der chinesischen Kriegführung, c1980:t.p. (Chʻi Chi-kuang) p. 9 (b. 1/10/1528) p. 12 (d. 1/17/1588)
found:Tzʻu hai, 1979(Chʻi Chi-kuang, 1528-1587)
found:Chin, W.M. Chʻi Chi-kuang ti ku shih, 1983:cover (Qi ji guang)
found:Chʻi Shao-pao nien pʻu, 1997:t.p. (Chʻi Shao-pao)
found:Ji xiao xin shu, between 1875 and 1927:title page (戚繼光 = Qi Jiguang) inner cover (戚少保 = Qi Shaobao)