APA (7e ed.) Bronvermelding

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).

Chicago (17e ed.) Bronvermelding

Asio, Victor B., en Reinhold Jahn. "Weathering of Basaltic Rock and Clay Mineral Formation in Leyte, Philippines." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist) 2007.

MLA (9e ed.) Bronvermelding

Asio, Victor B., en Reinhold Jahn. "Weathering of Basaltic Rock and Clay Mineral Formation in Leyte, Philippines." Philippine Agricultural Scientist, The (Formerly the Philippine Agriculturist), 2007.