(1999). World coal news: Colombia. Engineering & Mining Journal (00958948), 200(7), 32D.
Chicago Style (17th ed.) Citation"World Coal News: Colombia." Engineering & Mining Journal (00958948) 200, no. 7 (1999): 32D.
MLA (9th ed.) Citation"World Coal News: Colombia." Engineering & Mining Journal (00958948), vol. 200, no. 7, 1999, p. 32D.
Warning: These citations may not always be 100% accurate.
