(1975). Man And Materials Coal. Macmillan.
Chicago Style (17th ed.) CitationMan And Materials Coal. Macmillan, 1975.
MLA引文Man And Materials Coal. Macmillan, 1975.
警告：这些引文格式不一定是100％准确.
APA引文
(1975). Man And Materials Coal. Macmillan.
Chicago Style (17th ed.) CitationMan And Materials Coal. Macmillan, 1975.
MLA引文Man And Materials Coal. Macmillan, 1975.