APA引文

Oil, gas & petrochem equipment. [Tulsa, Okla.]: [Petroleum Pub. Co.].

Chicago Style Citation

Oil, Gas & Petrochem Equipment. [Tulsa, Okla.]: [Petroleum Pub. Co.].

MLA引文

Oil, Gas & Petrochem Equipment. [Tulsa, Okla.]: [Petroleum Pub. Co.].

警告：这些引文格式不一定是100％准确.