Castillo, L. The minerals industry symposium of the 61st ANMSEC. Portal : your insight into the Philippine mining industry.
Lua i Stíl Chicago (17ú heag.)Castillo, Lio. "The Minerals Industry Symposium of the 61st ANMSEC." Portal : Your Insight into the Philippine Mining Industry .
Lua MLA (9ú heag.)Castillo, Lio. "The Minerals Industry Symposium of the 61st ANMSEC." Portal : Your Insight into the Philippine Mining Industry, .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.