Mittermeier, R., Mittermeier, C., & Gil, P. R. (1997). Megadiversity: Earth's biologically wealthiest nations. CEMEX, S.A.
Cita Chicago (17th ed.)Mittermeier, Russell, Cristina Mittermeier, i Patricia Robles Gil. Megadiversity: Earth's Biologically Wealthiest Nations. Canada: CEMEX, S.A, 1997.
Cita MLA (9th ed.)Mittermeier, Russell, et al. Megadiversity: Earth's Biologically Wealthiest Nations. CEMEX, S.A, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.