Gaya APA
Gray, W.S., Manning, G.P.. (1973).
Concrete Water Towers (5th ed).
London:
BILLING AND SONS.
Gaya Chicago
Gray, W.S., Manning, G.P..
Concrete Water Towers.
5th ed
London:
BILLING AND SONS,
1973.
.
Gaya MLA
Gray, W.S., Manning, G.P..
Concrete Water Towers.
5th ed
London:
BILLING AND SONS,
1973.
.
Gaya Turabian
Gray, W.S., Manning, G.P..
Concrete Water Towers.
5th ed
London:
BILLING AND SONS,
1973.
.