Cowan, D. S., & Jones, R. W. (1968). Advertising in the 21st century: A model of advertising agency development during the next fifty years (1. publ.). Hutchinson.
Chicago Style (17th ed.) CitationCowan, D. S., and Robert William Jones. Advertising in the 21st Century: A Model of Advertising Agency Development During the Next Fifty Years. 1. publ. London: Hutchinson, 1968.
MLA (9th ed.) CitationCowan, D. S., and Robert William Jones. Advertising in the 21st Century: A Model of Advertising Agency Development During the Next Fifty Years. 1. publ. Hutchinson, 1968.
Warning: These citations may not always be 100% accurate.