APA-viite (7. p.)
Pearson, B., & Zehr, D. (2011). Pre-commerce: How companies and customers are transforming business together. Jossey-Bass.
Chicago-viite (17. p.)
Pearson, Bob, ja Dan Zehr. Pre-commerce: How Companies and Customers Are Transforming Business Together. San Francisco: Jossey-Bass, 2011.
MLA-viite (9. p.)
Pearson, Bob, ja Dan Zehr. Pre-commerce: How Companies and Customers Are Transforming Business Together. Jossey-Bass, 2011.
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