Gaya APA
ASTM, . (1997).
ASTM D 2216 - 92 ; ASTM D 2216 - 05 Standard test method for laboratory determination of water (mositure) content of soil and rock .
:
ASTM.
Gaya MLA
ASTM, .
"ASTM D 2216 - 92 ; ASTM D 2216 - 05 Standard test method for laboratory determination of water (mositure) content of soil and rock".
:
ASTM,
1997.
Diorama.