Gaya APA
ASTM, . (2005).
ASTM D 2419 - 09 Standard test method for sand equivalent value of soils and fine aggregate .
:
ASTM.
Gaya MLA
ASTM, .
"ASTM D 2419 - 09 Standard test method for sand equivalent value of soils and fine aggregate".
:
ASTM,
2005.
Diorama.