Gaya APA

Bell, Chris A.. (1989). Aging of asphalt-aggregate systems . : SHRP.

Gaya Chicago

Bell, Chris A.. Aging of asphalt-aggregate systems. : SHRP, 1989. Text.

Gaya MLA

Bell, Chris A.. Aging of asphalt-aggregate systems. : SHRP, 1989. Text.

Gaya Turabian

Bell, Chris A.. Aging of asphalt-aggregate systems. : SHRP, 1989. Print.