TY  - BOOK
AU  - Hart, H.L.A
TI  - The Concept of Law
SN  - Nil
U1  - 340/H254c 
PY  - 1967///
CY  - New York
PB  - Oxford University Press
KW  - Legal Theory, Sovereign, International Law
N1  - Law
N2  - Concept, Law
ER  -