Magat, S. S. (2005). Crop nutrition & fertilization management of selected tropical fruit crops and tropical industrial tree crops. Philippine Council for Agriculture, Forestry and Natural Resources Reseach and Development.
Lua i Stíl Chicago (17ú heag.)Magat, Severino S. Crop Nutrition & Fertilization Management of Selected Tropical Fruit Crops and Tropical Industrial Tree Crops. Los Banos, Laguna: Philippine Council for Agriculture, Forestry and Natural Resources Reseach and Development, 2005.
Lua MLA (9ú heag.)Magat, Severino S. Crop Nutrition & Fertilization Management of Selected Tropical Fruit Crops and Tropical Industrial Tree Crops. Philippine Council for Agriculture, Forestry and Natural Resources Reseach and Development, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.