Cita APA (7th ed.)
Fisher Investments, Azelton, A. M., & Teufel, A. S. (2009). Fisher Investments on energy. John Wiley & Sons.
Cita Chicago (17th ed.)
Fisher Investments, Aaron M. Azelton, i Andrew S. Teufel. Fisher Investments on Energy. Hoboken, N.J.: John Wiley & Sons, 2009.
Cita MLA (9th ed.)
Fisher Investments, et al. Fisher Investments on Energy. John Wiley & Sons, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.