Philippine Council for Agriculture and Resources Research. (1977). The Philippines recommends for soil conservation 1977. PCARR.
Style de citation Chicago (17e éd.)Philippine Council for Agriculture and Resources Research. The Philippines Recommends for Soil Conservation 1977. Los Banos, Laguna: PCARR, 1977.
Style de citation MLA (9e éd.)Philippine Council for Agriculture and Resources Research. The Philippines Recommends for Soil Conservation 1977. PCARR, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.