Lua APA (7ú heag.)
Doerr, J., & Page, L. Measure What Matters: How Google, Bono, and the Gates Foundation Rock the World with OKRs. Portfolio : Penguin.
Lua i Stíl Chicago (17ú heag.)
Doerr, John, agus Larry Page. Measure What Matters: How Google, Bono, and the Gates Foundation Rock the World with OKRs. Nueva York, EUA: Portfolio : Penguin.
Lua MLA (9ú heag.)
Doerr, John, agus Larry Page. Measure What Matters: How Google, Bono, and the Gates Foundation Rock the World with OKRs. Portfolio : Penguin.
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