APA (7th ed.) Citation

Hellemans, A., & Bunch, B. H. (1989). The timetables of science : a chronology of the most important people and events in the history of science / Alexander Hellemans and Bryan Bunch: A chronology of the most important people and events in the history of science. Sidgwick & Jackson.

Chicago Style (17th ed.) Citation

Hellemans, Alexander, and Bryan H. Bunch. The Timetables of Science : A Chronology of the Most Important People and Events in the History of Science / Alexander Hellemans and Bryan Bunch: A Chronology of the Most Important People and Events in the History of Science. London: Sidgwick & Jackson, 1989.

MLA (9th ed.) Citation

Hellemans, Alexander, and Bryan H. Bunch. The Timetables of Science : A Chronology of the Most Important People and Events in the History of Science / Alexander Hellemans and Bryan Bunch: A Chronology of the Most Important People and Events in the History of Science. Sidgwick & Jackson, 1989.

Warning: These citations may not always be 100% accurate.