Gaya APA
Babbitt, Harold E.. (1960).
Sewerage and sewage treatment .
:
John Wiley And Sons.
Gaya Chicago
Babbitt, Harold E..
Sewerage and sewage treatment.
:
John Wiley And Sons,
1960.
Text.
Gaya MLA
Babbitt, Harold E..
Sewerage and sewage treatment.
:
John Wiley And Sons,
1960.
Text.
Gaya Turabian
Babbitt, Harold E..
Sewerage and sewage treatment.
:
John Wiley And Sons,
1960.
Print.