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Chicago (17e ed.) Bronvermeldingebrary, Inc, Jacqueline H. Beckley, Maria Dulce Paredes, en Kannapon Lopetcharat. Product Innovation Toolbox: A Field Guide to Consumer Understanding and Research. Hoboken, NJ: Wiley-Blackwell, 2012.
MLA (9e ed.) Bronvermeldingebrary, Inc, et al. Product Innovation Toolbox: A Field Guide to Consumer Understanding and Research. Wiley-Blackwell, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.