Gaya APA

ASTM., . (1994). Annual Book of ASTM Standard 1994 Sec 11 Volume 11.01 Water and environmental technology (1994). : New York, ASTM,.

Gaya MLA

ASTM., . "Annual Book of ASTM Standard 1994 Sec 11 Volume 11.01 Water and environmental technology". 1994 : New York, ASTM,, 1994. Text.