Sorem, R. K. Origin of manganese deposits of Busuanga Island, Philippines.
Chicago Style (17th ed.) CitationSorem, Ronald Keith. Origin of Manganese Deposits of Busuanga Island, Philippines.
MLA (9th ed.) CitationSorem, Ronald Keith. Origin of Manganese Deposits of Busuanga Island, Philippines.
Warning: These citations may not always be 100% accurate.