3C. J. North, The Chinese Motion Picture Market,Trade Information Bulletin no. 467, U.S. Department of Commerce, Bureau of Foreign and Domestic Commerce (1927), p. 13-14. Leo Oufan Lee,Shanghai Modern.
4Reverenced C. E. Darwent, Shanghai, A Handbook for Travellers and Residents. Taipei: Ch' eng Wen Publishing Company, 1973, p. 10-12.