Gaya APA
Gray, ., Manning, . (1973).
Concrete Water Towers Bunkers Silos & Other Elevated Structures (-).
London:
Cement And Concrete.
Gaya MLA
Gray, ., Manning, .
"Concrete Water Towers Bunkers Silos & Other Elevated Structures".
-
London:
Cement And Concrete,
1973.
Text.