UNITED NATIONS Recommendations on the transport of dangerous goods Model regulations. 2 Vols. UNITED NATIONS - 22nd - New York United Nations 2021 - 01457139: V1 (vi,460p) . Bibliography: p 529-30 ISBN: 9789211391886 Source: General Book Dewey Class. No.: X9(F5594):4.1.N8, M6;R1.1-.2/UN