Mabbayad, B. B. The tannin content of certain bird-resistant grain sorghum hybrids. University Microfilms.
Citazione stile Chigago Style (17a edizione)Mabbayad, Basilio Baquiran. The Tannin Content of Certain Bird-resistant Grain Sorghum Hybrids. Ann Arbor: University Microfilms.
Citatione MLA (9a ed.)Mabbayad, Basilio Baquiran. The Tannin Content of Certain Bird-resistant Grain Sorghum Hybrids. University Microfilms.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.