Gaya APA
Black, W.P.M.. (1979).
The strength of clay fill subgrades: its prediction in relation to road performance .
:
TRRL.
Gaya Chicago
Black, W.P.M..
The strength of clay fill subgrades: its prediction in relation to road performance.
:
TRRL,
1979.
Chart.
Gaya MLA
Black, W.P.M..
The strength of clay fill subgrades: its prediction in relation to road performance.
:
TRRL,
1979.
Chart.
Gaya Turabian
Black, W.P.M..
The strength of clay fill subgrades: its prediction in relation to road performance.
:
TRRL,
1979.
Chart.