Gaya APA
Smith, R. B. L.. (1980).
The Effects of Time Lag in Placing Concrete .
:
s.n..
Gaya Chicago
Smith, R. B. L..
The Effects of Time Lag in Placing Concrete.
:
s.n.,
1980.
Text.
Gaya MLA
Smith, R. B. L..
The Effects of Time Lag in Placing Concrete.
:
s.n.,
1980.
Text.
Gaya Turabian
Smith, R. B. L..
The Effects of Time Lag in Placing Concrete.
:
s.n.,
1980.
Print.