J.C. Waterlow. (1998). Feeding a world population of more than eight billion people: A challenge to science. New York: Oxford University Press.

J.C. Waterlow. Feeding a World Population of More Than Eight Billion People: A Challenge to Science. New York: Oxford University Press, 1998.

J.C. Waterlow. Feeding a World Population of More Than Eight Billion People: A Challenge to Science. New York: Oxford University Press, 1998.