Hellemans, A. (1988). The timetables of science: A chronology of the most important people and events in the history of science. New York: Simon and Schuster.
Trích dẫn kiểu ChicagoHellemans, Alexander. The Timetables of Science: A Chronology of the Most Important People and Events in the History of Science. New York: Simon and Schuster, 1988.
Trích dẫn MLAHellemans, Alexander. The Timetables of Science: A Chronology of the Most Important People and Events in the History of Science. New York: Simon and Schuster, 1988.
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