Zulfanita, Z., R. E. Mudawaroch, and J. M. W. Wibawanti. “Analysis of Decision Process to Buy Free-Range Eggs and the Implication on Marketing Mix (A Case Study to Wholesalers and Retailers Consumers in Traditional Markets in Purworejo District)”. ANIMAL PRODUCTION, Vol. 22, no. 1, Aug. 2020, pp. 37-43, doi:10.20884/1.jap.2020.22.1.44.