Gaya APA
Parsons, , A. (1968).
The performance of an arrow D.500 dropping - weight compactor in the compaction of soil .
:
TRRL.
Gaya MLA
Parsons, , A.W..
"The performance of an arrow D.500 dropping - weight compactor in the compaction of soil".
:
TRRL,
1968.
Chart.