Philippines (Republic). Bureau of Agricultural Economics. (1969). Prices paid by farmers. [s.n.].
Παραπομπή σε μορφή Chicago (17η εκδ.)Philippines (Republic). Bureau of Agricultural Economics. Prices Paid by Farmers. Quezon City: [s.n.], 1969.
Παραπομπή σε μορφή MLA (9th εκδ.)Philippines (Republic). Bureau of Agricultural Economics. Prices Paid by Farmers. [s.n.], 1969.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.