Cita APA

Pacheco León, F. (1993). The Costa Rican environmental paradox.

Chicago Style Citation

Pacheco León, Freddy. The Costa Rican Environmental Paradox. 1993.

Cita MLA

Pacheco León, Freddy. The Costa Rican Environmental Paradox. 1993.

Atenció: Aquestes cites poden no estar 100% correctes.