Cita APA

Osborn, F. H. n. 1., Huxley, J. S. S. 1., & Malthus, T. R. 1. (1960). On population; three essays. New York, New York: New American Library.

Citación estilo Chicago

Osborn, Frederick Henry n. 1889, Julian Sorell Sir 1887-1975 Huxley, y Thomas Robert 1766-1834 Malthus. On Population; Three Essays. New York, New York: New American Library, 1960.

Cita MLA

Osborn, Frederick Henry n. 1889, Julian Sorell Sir 1887-1975 Huxley, y Thomas Robert 1766-1834 Malthus. On Population; Three Essays. New York, New York: New American Library, 1960.