Zega U, Widyantari IN, Panjaitan FAB, Sari DK, Sukmaya SG, Hasibuan MFA. PEMASARAN HASIL PERTANIAN BERKELANJUTAN: PENDEKATAN EKONOMI, SOSIAL DAN LINGKUNGAN. PT. Ghani Press Group; 2026. Accessed July 22, 2026. https://e-book.ghanipress.com/index.php/ghanipress/catalog/book/68