Thomas, J. (1981). An introduction to geological maps. George Allan r Unwin.
Chicago Style (17th ed.) CitationThomas, J.A.G. An Introduction to Geological Maps. George Allan r Unwin, 1981.
MLA引文Thomas, J.A.G. An Introduction to Geological Maps. George Allan r Unwin, 1981.
警告：这些引文格式不一定是100％准确.