"Dear Dr. Wang: Our Government desires to request the League of Nations to appoint and despatch an adequate number of conservancy experts to China to undertake the work of relief......", 7月23日. 特藏中心.

"Dear Dr. Wang: Our Government desires to request the League of Nations to appoint and despatch an adequate number of conservancy experts to China to undertake the work of relief......", 7月23日. 特藏中心. http://10.55.102.87:8081/repositories/2/archival_objects/47045 Accessed August 10, 2025.

(顾维钧, 1888－1985)

(顾维钧, 1888－1985, n.d.)

(顾维钧, 1888－1985, n.d.)

顾维钧, 1888－1985, “‘Dear Dr. Wang: Our Government Desires to Request the League of Nations to Appoint and Despatch an Adequate Number of Conservancy Experts to China to Undertake the Work of Relief......", 7月23日,” ., accessed August 10, 2025, http://10.55.102.87:8081/repositories/2/archival_objects/47045.

顾维钧, 1888－1985. "Dear Dr. Wang: Our Government Desires to Request the League of Nations to Appoint and Despatch an Adequate Number of Conservancy Experts to China to Undertake the Work of Relief......", 7月23日[Z/OL]([no date])[2025–08–10]. http://10.55.102.87:8081/repositories/2/archival_objects/47045.