Gaya APA

ASTM, . (1997). ASTM D 1669 - 89 ; ASTM D 1669 - 03 Standard practice for preparation of test panels for accelerated and outdoor weathering of bituminous coatings . : ASTM.

Gaya MLA

ASTM, . "ASTM D 1669 - 89 ; ASTM D 1669 - 03 Standard practice for preparation of test panels for accelerated and outdoor weathering of bituminous coatings". : ASTM, 1997. Diorama.