Chapman, S. (1959). IGY: year of discovery: The story of the International Geophysical Year. Ann Arbor: University of Michigan Press.
Trích dẫn kiểu ChicagoChapman, Sydney. IGY: Year of Discovery: The Story of the International Geophysical Year. Ann Arbor: University of Michigan Press, 1959.
MLA引文Chapman, Sydney. IGY: Year of Discovery: The Story of the International Geophysical Year. Ann Arbor: University of Michigan Press, 1959.
警告:这些引文格式不一定是100%准确.