@book{28749,
	author = {Ferrell, O. C.},
	title = {Conceptual and theoretical developments in marketing},
	publisher = {American Marketing Association},
	year = {c1979.},
	series = {Proceedings series - American Marketing Association},
	address = {Chicago},
	note = {Proceedings of a conference held in Phoenix, Ariz., Feb. 7-9, 1979.}
}