Gaya APA
Water treatment plant design. (1990).
New York:
McGraw-Hill Book Company.
Gaya Chicago
Water treatment plant design.
text.
New York:
McGraw-Hill Book Company,
1990.
Tesis.
Gaya MLA
Water treatment plant design.
text.
New York:
McGraw-Hill Book Company,
1990.
Tesis.
Gaya Turabian
Water treatment plant design.
New York:
McGraw-Hill Book Company,
1990.
Tesis.