APA (7th ed.) Citation
Lehmann, D. R. (1989). Market research and analysis (3rd ed.). Irwin.
Chicago Style (17th ed.) Citation
Lehmann, Donald R. Market Research and Analysis. 3rd ed. Homewood, IL.: Irwin, 1989.
MLA (9th ed.) Citation
Lehmann, Donald R. Market Research and Analysis. 3rd ed. Irwin, 1989.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.