Eugene J Kelley. (1965). Marketing strategy functions. New Jersey: Prentice-Hall.
Dyfyniad Arddull ChicagoEugene J Kelley. Marketing Strategy Functions. New Jersey: Prentice-Hall, 1965.
Dyfyniad MLAEugene J Kelley. Marketing Strategy Functions. New Jersey: Prentice-Hall, 1965.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.