Gaya APA
Morgan, Sally. (1995).
Encyclopedia of the environment .
Andromeda Oxford:
.
Gaya Chicago
Morgan, Sally.
Encyclopedia of the environment.
Andromeda Oxford:
,
1995.
Text.
Gaya MLA
Morgan, Sally.
Encyclopedia of the environment.
Andromeda Oxford:
,
1995.
Text.
Gaya Turabian
Morgan, Sally.
Encyclopedia of the environment.
Andromeda Oxford:
,
1995.
Print.