Tantidhanapat, P. (1977). Release of potassium and magnesium from some Philippine soils [microform]. Photoduplication Service. University of the Philippines Library.
Chicago Style (17th ed.) CitationTantidhanapat, Prapat. Release of Potassium and Magnesium from Some Philippine Soils [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
MLA (9th ed.) CitationTantidhanapat, Prapat. Release of Potassium and Magnesium from Some Philippine Soils [microform]. Photoduplication Service. University of the Philippines Library, 1977.
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