APA-viite (7. p.)
Horn, B. (2008). Framing the future: How progressive values can win elections and influence people. Berrett-Koehler.
Chicago-viite (17. p.)
Horn, Bernie. Framing the Future: How Progressive Values Can Win Elections and Influence People. San Francisco: Berrett-Koehler, 2008.
MLA-viite (9. p.)
Horn, Bernie. Framing the Future: How Progressive Values Can Win Elections and Influence People. Berrett-Koehler, 2008.
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