Sompie , F., Leke, J.R., Laihad , J., Kiroh , H., Kumajas, N. and Siahaan , R. 2024. Performance of Laying Chickens with Feed Additive Cinnamon Flour (Cinnamomum burmanni (Nees & T.Nees) Blume). JURNAL BIOS LOGOS. 14, 1 (Jul. 2024), 137–142. DOI:https://doi.org/10.35799/jbl.v14i1.53654.