F. Samad, R. Wondal, N. Mahmud, H. Haryati, and N. Purba, “The Implementation of ‘Market Day’ Activities to Improve Children Entrepreneurship at Telkom Preschool Ternate”, j. kependidikan. has. penelit. kaji. kepustakaan. bid. pendidik. pengajaran. n.a., vol. 7, no. 3, pp. 511–519, Sep. 2021.