Cardwell, D., & Krauss, C. Natural gas is attractive to truckers. IN Sustainability. Manila Bulletin.
芝加哥风格引文Cardwell, Diane, 与 Clifford Krauss. "Natural Gas Is Attractive to Truckers. IN Sustainability." Manila Bulletin .
MLA引文Cardwell, Diane, 与 Clifford Krauss. "Natural Gas Is Attractive to Truckers. IN Sustainability." Manila Bulletin, .
警告：这些引文格式不一定是100％准确.