University of the Philippines (Los Banos). College of Agriculture. The Philippines recommends for rice - 1969. s.n.
Chicago-viite (17. p.)University of the Philippines (Los Banos). College of Agriculture. The Philippines Recommends for Rice - 1969. [S.l: s.n.
MLA-viite (9. p.)University of the Philippines (Los Banos). College of Agriculture. The Philippines Recommends for Rice - 1969. s.n.
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