Crommelin, C. A. (1956). Huygens' pendulum experiments: Successful and unsuccessful. Thanet Printing Works.
Chicago-Zitierstil (17. Ausg.)Crommelin, Claude August. Huygens' Pendulum Experiments: Successful and Unsuccessful. Ramsgate: Thanet Printing Works, 1956.
MLA-Zitierstil (9. Ausg.)Crommelin, Claude August. Huygens' Pendulum Experiments: Successful and Unsuccessful. Thanet Printing Works, 1956.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.