Citazione Stile APA (7a Edizione)
American Chemical Society. Division of Fuel Chemistry & Vorres, K. S. (1986). Mineral matter and ash in coal. American Chemical Society.
Citazione stile Chigago Style (17a edizione)
American Chemical Society. Division of Fuel Chemistry e Karl Spyros Vorres. Mineral Matter and Ash in Coal. Washington, DC: American Chemical Society, 1986.
Citatione MLA (9a ed.)
American Chemical Society. Division of Fuel Chemistry e Karl Spyros Vorres. Mineral Matter and Ash in Coal. American Chemical Society, 1986.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.