Gaya APA

Co.Ltd., T, A, O. (1968). Worlwide survey of motor gasoline quality (1968). : London : The Associated Octel Co.Ltd.,.

Gaya MLA

Co.Ltd., The, Associated, Octel. "Worlwide survey of motor gasoline quality". 1968 : London : The Associated Octel Co.Ltd.,, 1968. Text.