Brown, L. [. (1985). State of the world, 1985. Prentice-Hall of India.
Dyfyniad Arddull ChicagoBrown, Lester [ed.]. State of the World, 1985. New Delhi: Prentice-Hall of India, 1985.
Dyfyniad MLABrown, Lester [ed.]. State of the World, 1985. Prentice-Hall of India, 1985.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.