Thomas, L. (2013). Coal geology (2nd ed.). John Wiley & Sons.
芝加哥风格引文Thomas, Larry. Coal Geology. 2nd ed. Chichester, West Sussex ; Hoboken, N.J.: John Wiley & Sons, 2013.
MLA引文Thomas, Larry. Coal Geology. 2nd ed. John Wiley & Sons, 2013.
警告：这些引文格式不一定是100％准确.