Não informado. (1918). Journal of the Oil and Colour Chemists Association. Oil and Colour Chemists' Association.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Journal of the Oil and Colour Chemists Association. Middlesex, Inglaterra: Oil and Colour Chemists' Association, 1918.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Journal of the Oil and Colour Chemists Association. Oil and Colour Chemists' Association, 1918.
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