Gaya APA
Botkin, Daniel B.. (2005).
Environmental science : earth as a living planet / by Daniel B. Botkin, Edward A. Keller (5th ed.).
:
New Jersey : John Wiley and Sons.
Gaya Chicago
Botkin, Daniel B..
Environmental science : earth as a living planet / by Daniel B. Botkin, Edward A. Keller.
5th ed.
:
New Jersey : John Wiley and Sons,
2005.
Buku.
Gaya MLA
Botkin, Daniel B..
Environmental science : earth as a living planet / by Daniel B. Botkin, Edward A. Keller.
5th ed.
:
New Jersey : John Wiley and Sons,
2005.
Buku.
Gaya Turabian
Botkin, Daniel B..
Environmental science : earth as a living planet / by Daniel B. Botkin, Edward A. Keller.
5th ed.
:
New Jersey : John Wiley and Sons,
2005.
Buku.