Busby, R. L., & Technology, I. o. G. (1999). Natural gas in nontechnical language. Tulsa, OK : Pennwell.
芝加哥风格引文Busby, Rebecca L., 与 Institute of Gas Technology. Natural Gas in Nontechnical Language. Tulsa, OK : Pennwell, 1999.
MLA引文Busby, Rebecca L., 与 Institute of Gas Technology. Natural Gas in Nontechnical Language. Tulsa, OK : Pennwell, 1999.
警告：这些引文格式不一定是100％准确.