Syah, A., D. Kumara, N. I. Nizar, and U. Hasanah. “The Effect of Propolis Product Price and Promotion on Consumer Purchase Interest at PT. Nano Herbaltama International in Setu District, South Tangerang City”. Kontigensi : Jurnal Ilmiah Manajemen, Vol. 10, no. 2, Dec. 2022, pp. 403-7, doi:10.56457/jimk.v10i2.310.