Gaya APA

GENERAL, . (1994). 1994 Anual book of astm standards general products, chemical specialties, and end use products (-). America: Race Street Philadelpia.

Gaya MLA

GENERAL, . "1994 Anual book of astm standards general products, chemical specialties, and end use products". - America: Race Street Philadelpia, 1994. BUKU.