Bowers, D. (1982). Statistics for Economists. Pergamon Press.
Dyfyniad Arddull ChicagoBowers, David. Statistics for Economists. New York: Pergamon Press, 1982.
Dyfyniad MLABowers, David. Statistics for Economists. Pergamon Press, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.