Não informado. (1964). Philippine Journal of Plant Industry. U.S. Department of Agriculture, Bureau of Plant Industry.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Philippine Journal of Plant Industry. Manila: U.S. Department of Agriculture, Bureau of Plant Industry, 1964.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Philippine Journal of Plant Industry. U.S. Department of Agriculture, Bureau of Plant Industry, 1964.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.