APA-viite (7. p.)
Heffernan, M. (2014). A bigger prize: How we can do better than the competition. PublicAffairs.
Chicago-viite (17. p.)
Heffernan, Margaret. A Bigger Prize: How We Can Do Better than the Competition. New York: PublicAffairs, 2014.
MLA-viite (9. p.)
Heffernan, Margaret. A Bigger Prize: How We Can Do Better than the Competition. PublicAffairs, 2014.
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