Gaya APA
Field, Barry C., Field, Martha K.. (2017).
ENVIRONMENTAL ECONOMICS; An Introduction (7th).
New York:
MCGRAW-HILL.
Gaya Chicago
Field, Barry C., Field, Martha K..
ENVIRONMENTAL ECONOMICS; An Introduction.
7th
New York:
MCGRAW-HILL,
2017.
Text.
Gaya MLA
Field, Barry C., Field, Martha K..
ENVIRONMENTAL ECONOMICS; An Introduction.
7th
New York:
MCGRAW-HILL,
2017.
Text.
Gaya Turabian
Field, Barry C., Field, Martha K..
ENVIRONMENTAL ECONOMICS; An Introduction.
7th
New York:
MCGRAW-HILL,
2017.
Print.