Gaya APA
Cunningham, William P.. (2004).
Principles of environmental science : inquiry and aplications / William P. Cunningham and Mary Ann Cunningham .
:
Boston : McGraw-Hill.
Gaya Chicago
Cunningham, William P..
Principles of environmental science : inquiry and aplications / William P. Cunningham and Mary Ann Cunningham.
:
Boston : McGraw-Hill,
2004.
Buku.
Gaya MLA
Cunningham, William P..
Principles of environmental science : inquiry and aplications / William P. Cunningham and Mary Ann Cunningham.
:
Boston : McGraw-Hill,
2004.
Buku.
Gaya Turabian
Cunningham, William P..
Principles of environmental science : inquiry and aplications / William P. Cunningham and Mary Ann Cunningham.
:
Boston : McGraw-Hill,
2004.
Buku.