Philippine Council for Agriculture, Forestry and Natural Resources Research and Development, & International Forum on Soil Taxonomy and Agrotechnology Transfer (14th : 1986 : Los Banos, Laguna). (1988). Soil taxonomy: Key to effective land use : proceedings of the fourteenth International Forum on Soil Taxonomy and Agrotechnology transfer, June 16-27, 1986, PCARRD headquarters, Los Banos, Laguna. PCARRD.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Philippine Council for Agriculture, Forestry and Natural Resources Research and Development, và Laguna) International Forum on Soil Taxonomy and Agrotechnology Transfer (14th : 1986 : Los Banos. Soil Taxonomy: Key to Effective Land Use : Proceedings of the Fourteenth International Forum on Soil Taxonomy and Agrotechnology Transfer, June 16-27, 1986, PCARRD Headquarters, Los Banos, Laguna. Los Banos, Laguna: PCARRD, 1988.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Philippine Council for Agriculture, Forestry and Natural Resources Research and Development, và Laguna) International Forum on Soil Taxonomy and Agrotechnology Transfer (14th : 1986 : Los Banos. Soil Taxonomy: Key to Effective Land Use : Proceedings of the Fourteenth International Forum on Soil Taxonomy and Agrotechnology Transfer, June 16-27, 1986, PCARRD Headquarters, Los Banos, Laguna. PCARRD, 1988.