Gaya APA

ASTM., . (1978). 1978 annual book of ASTM standard part 38. Rubber products, industrial - specifications and related test methods; gaskets, tires. (1978). : ASTM., Philadelphia.

Gaya MLA

ASTM., . "1978 annual book of ASTM standard part 38. Rubber products, industrial - specifications and related test methods; gaskets, tires.". 1978 : ASTM., Philadelphia, 1978. Text.