Gaya APA
Weisman, Alan. (2007).
The World Without Us .
United States:
ST. MARTINS PRESS, INC..
Gaya Chicago
Weisman, Alan.
The World Without Us.
United States:
ST. MARTINS PRESS, INC.,
2007.
Text.
Gaya MLA
Weisman, Alan.
The World Without Us.
United States:
ST. MARTINS PRESS, INC.,
2007.
Text.
Gaya Turabian
Weisman, Alan.
The World Without Us.
United States:
ST. MARTINS PRESS, INC.,
2007.
Print.