Asio, V. B., & Jahn, R. (2007). Weathering of basaltic rock and clay mineral formation in Leyte, Philippines. Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist).
Citazione stile Chigago Style (17a edizione)Asio, Victor B., e Reinhold Jahn. "Weathering of Basaltic Rock and Clay Mineral Formation in Leyte, Philippines." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 2007.
Citatione MLA (9a ed.)Asio, Victor B., e Reinhold Jahn. "Weathering of Basaltic Rock and Clay Mineral Formation in Leyte, Philippines." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.