Gaya APA
Barry C.field, Martha K.Field. (2017).
Environmental Economics (7).
Hoboken, NJ:
McGraw-Hill.
Gaya Chicago
Barry C.field, Martha K.Field.
Environmental Economics.
7
Hoboken, NJ:
McGraw-Hill,
2017.
Text.
Gaya MLA
Barry C.field, Martha K.Field.
Environmental Economics.
7
Hoboken, NJ:
McGraw-Hill,
2017.
Text.
Gaya Turabian
Barry C.field, Martha K.Field.
Environmental Economics.
7
Hoboken, NJ:
McGraw-Hill,
2017.
Print.