Gaya APA
crites, ron (dkk). (1998).
small and decentralized wastewater management systems .
Singapore:
McGraw-Hill Book Company.
Gaya Chicago
crites, ron (dkk).
small and decentralized wastewater management systems.
Singapore:
McGraw-Hill Book Company,
1998.
Text.
Gaya MLA
crites, ron (dkk).
small and decentralized wastewater management systems.
Singapore:
McGraw-Hill Book Company,
1998.
Text.
Gaya Turabian
crites, ron (dkk).
small and decentralized wastewater management systems.
Singapore:
McGraw-Hill Book Company,
1998.
Print.