Gaya APA
Keenan, J.. (1975).
Description of current urban sewer system design in Africa .
:
TRRL.
Gaya Chicago
Keenan, J..
Description of current urban sewer system design in Africa.
:
TRRL,
1975.
Computer Software.
Gaya MLA
Keenan, J..
Description of current urban sewer system design in Africa.
:
TRRL,
1975.
Computer Software.
Gaya Turabian
Keenan, J..
Description of current urban sewer system design in Africa.
:
TRRL,
1975.
Computer Software.