Merrill, W. C., & Fox, K. A. (1970). Introduction to economic statistics. Wiley.
Dyfyniad Arddull ChicagoMerrill, William Charles, and Karl August Fox. Introduction to Economic Statistics. New York: Wiley, 1970.
Dyfyniad MLAMerrill, William Charles, and Karl August Fox. Introduction to Economic Statistics. Wiley, 1970.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.