LOWRY, J. (1976). World population and food supply. Edward Arnold.
Cita Chicago (17th ed.)LOWRY, J.H. World Population and Food Supply. London: Edward Arnold, 1976.
Cita MLA (9th ed.)LOWRY, J.H. World Population and Food Supply. Edward Arnold, 1976.
Atenció: Aquestes cites poden no estar 100% correctes.