Gaya APA
Oyster Shell (Crassostrea Virginica). (2004).
-:
.
Gaya Chicago
Oyster Shell (Crassostrea Virginica).
.
-:
,
2004.
Text.
Gaya MLA
Oyster Shell (Crassostrea Virginica).
.
-:
,
2004.
Text.
Gaya Turabian
Oyster Shell (Crassostrea Virginica).
-:
,
2004.
Print.