Não informado. (1991). Surface coatings international: JOCCA journal of the Oil and Colour Chemists' Association. Oil and Colour Chemists' Association.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Surface Coatings International: JOCCA Journal of the Oil and Colour Chemists' Association. Wembley, Inglaterra: Oil and Colour Chemists' Association, 1991.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Surface Coatings International: JOCCA Journal of the Oil and Colour Chemists' Association. Oil and Colour Chemists' Association, 1991.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.