Gaya APA
The Nalco Water Handbook. (1979).
New York:
Mc Graw-Hill Book Company.
Gaya Chicago
The Nalco Water Handbook.
.
New York:
Mc Graw-Hill Book Company,
1979.
Reference.
Gaya MLA
The Nalco Water Handbook.
.
New York:
Mc Graw-Hill Book Company,
1979.
Reference.
Gaya Turabian
The Nalco Water Handbook.
New York:
Mc Graw-Hill Book Company,
1979.
Reference.