Gaya APA
HERFINDAHL,Orris C.. (1974).
Resource Economics .
Washington DC:
Resources for the future.
Gaya Chicago
HERFINDAHL,Orris C..
Resource Economics.
Washington DC:
Resources for the future,
1974.
Teks.
Gaya MLA
HERFINDAHL,Orris C..
Resource Economics.
Washington DC:
Resources for the future,
1974.
Teks.
Gaya Turabian
HERFINDAHL,Orris C..
Resource Economics.
Washington DC:
Resources for the future,
1974.
Teks.