Mabbayad, B. B. The tannin content of certain bird-resistant grain sorghum hybrids. University Microfilms.
Chicago-viite (17. p.)Mabbayad, Basilio Baquiran. The Tannin Content of Certain Bird-resistant Grain Sorghum Hybrids. Ann Arbor: University Microfilms.
MLA-viite (9. p.)Mabbayad, Basilio Baquiran. The Tannin Content of Certain Bird-resistant Grain Sorghum Hybrids. University Microfilms.
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