Lumsden, E. S. (1925). The art of etching: A complete & fully illustrated description of etching, drypoint, soft-ground etching, aquatint & their allied arts, together with technical notes upon their own work by many of the leading etchers of the present time. J.B. Lippincott Co..
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিLumsden, E. S. The Art of Etching: A Complete & Fully Illustrated Description of Etching, Drypoint, Soft-ground Etching, Aquatint & Their Allied Arts, Together with Technical Notes upon Their Own Work by Many of the Leading Etchers of the Present Time. Philadelphia: J.B. Lippincott Co., 1925.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিLumsden, E. S. The Art of Etching: A Complete & Fully Illustrated Description of Etching, Drypoint, Soft-ground Etching, Aquatint & Their Allied Arts, Together with Technical Notes upon Their Own Work by Many of the Leading Etchers of the Present Time. J.B. Lippincott Co., 1925.