Penggayaan APA
BERCK, Peter. (2011).
The economics of the environment .
Boston:
Pearson.
Chicago Style
BERCK, Peter.
The economics of the environment.
Boston:
Pearson,
2011.
Buku.
MLA Style
BERCK, Peter.
The economics of the environment.
Boston:
Pearson,
2011.
Buku.
Turabian Style
BERCK, Peter.
The economics of the environment.
Boston:
Pearson,
2011.
Buku.