ABDINAZAROV O'KTAM QUSHOQOVICH; XUDOYQULOVA BIBIGUL ALLAQUL QIZI. USING OF SPIRITUAL VALUES IN THE ENVIRONMENTAL EDUCATION OF STUDENTS. International Engineering Journal For Research & Development, [S. l.], v. 6, n. 2, p. 3, 2021. DOI: 10.17605/OSF.IO/TH94X. Disponível em: https://iejrd.com/index.php/iejrd/article/view/2198. Acesso em: 17 apr. 2026.