Gaya APA
todd, david keith. (1970).
The water encyclopedia .
AMERICA:
.
Gaya Chicago
todd, david keith.
The water encyclopedia.
AMERICA:
,
1970.
Text.
Gaya MLA
todd, david keith.
The water encyclopedia.
AMERICA:
,
1970.
Text.
Gaya Turabian
todd, david keith.
The water encyclopedia.
AMERICA:
,
1970.
Print.