Metra, T. M. Status and behavior of phosphorus in some acid soils in the Philippines.
Lua i Stíl Chicago (17ú heag.)Metra, Teodula Malong. Status and Behavior of Phosphorus in Some Acid Soils in the Philippines.
Lua MLA (9ú heag.)Metra, Teodula Malong. Status and Behavior of Phosphorus in Some Acid Soils in the Philippines.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.