Gaya APA
Potter, , J.
(1985).
The use of pulverised fuel ash in lean concrete roadbases. Part 3 Field studies
.
:
TRRL.
Gaya MLA
Potter, , J.F..
"The use of pulverised fuel ash in lean concrete roadbases. Part 3 Field studies".
:
TRRL,
1985.
Chart.