Kosasih, S.W., Karo-Karo, T. and Romauli, N.D.M. 2024. Papaya Peel Extract and Citric Acid Addition on the Quality of Guava Jelly. Indonesian Journal of Agricultural Research. 6, 3 (Feb. 2024), 168 - 181. DOI:https://doi.org/10.32734/injar.v6i3.11367.