Gaya APA
Hart, H.L.A. (1961).
The Concept of Law .
United States:
Oxford University Press.
Gaya Chicago
Hart, H.L.A.
The Concept of Law.
United States:
Oxford University Press,
1961.
Text.
Gaya MLA
Hart, H.L.A.
The Concept of Law.
United States:
Oxford University Press,
1961.
Text.
Gaya Turabian
Hart, H.L.A.
The Concept of Law.
United States:
Oxford University Press,
1961.
Print.