Powell, B. (1842). History of natural philosophy, from the earliest periods to the present time. Longman, Brown [etc].
Cita Chicago Style (17a ed.)Powell, Baden. History of Natural Philosophy, from the Earliest Periods to the Present Time. London: Longman, Brown [etc], 1842.
Cita MLA (9a ed.)Powell, Baden. History of Natural Philosophy, from the Earliest Periods to the Present Time. Longman, Brown [etc], 1842.
Precaución: Estas citas no son 100% exactas.