Malthus, T. R. (1817). Additions to the fourth and former editions of "An essay on the principle of population" (Xerokopie Ann Arbor, Mich.1980.). Murray.
Chicago-Zitierstil (17. Ausg.)Malthus, Thomas Robert. Additions to the Fourth and Former Editions of "An Essay on the Principle of Population". Xerokopie Ann Arbor, Mich.1980. London: Murray, 1817.
MLA-Zitierstil (9. Ausg.)Malthus, Thomas Robert. Additions to the Fourth and Former Editions of "An Essay on the Principle of Population". Xerokopie Ann Arbor, Mich.1980. Murray, 1817.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.