Blaustein, B. D., Bockrath, B. C., & Friedman, S. (1981). New approaches in coal chemistry. American Chemical Society.
芝加哥风格引文Blaustein, Bernard D., Bradley C. Bockrath, 与 Sidney Friedman. New Approaches in Coal Chemistry. Washington, DC: American Chemical Society, 1981.
MLA引文Blaustein, Bernard D., et al. New Approaches in Coal Chemistry. American Chemical Society, 1981.
警告：这些引文格式不一定是100％准确.