Soil and Land Resources Appraisal and Training Project (Philippines), Food and Agriculture Organization of the United Nations, Philippines Bureau of Soils, & United Nations Development Programme in the Philippines. (1980). Soil survey and land classification of the Pulangui 3 project area: Valencia, Bukidnon. Bureau of Soils.
Lua i Stíl Chicago (17ú heag.)Soil and Land Resources Appraisal and Training Project (Philippines), Food and Agriculture Organization of the United Nations, Philippines Bureau of Soils, agus United Nations Development Programme in the Philippines. Soil Survey and Land Classification of the Pulangui 3 Project Area: Valencia, Bukidnon. [Manila]: Bureau of Soils, 1980.
Lua MLA (9ú heag.)Soil and Land Resources Appraisal and Training Project (Philippines), et al. Soil Survey and Land Classification of the Pulangui 3 Project Area: Valencia, Bukidnon. Bureau of Soils, 1980.