Cita APA (7a ed.)

Ré, G. H. (2004). The Toro Negro megatheriine (Mammalia, Xenarthra): A new species of Pyramiodontherium and a review of Plesiomegatherium.

Cita Chicago Style (17a ed.)

Ré, Guillermo Héctor. The Toro Negro Megatheriine (Mammalia, Xenarthra): A New Species of Pyramiodontherium and a Review of Plesiomegatherium. 2004.

Cita MLA (8a ed.)

Ré, Guillermo Héctor. The Toro Negro Megatheriine (Mammalia, Xenarthra): A New Species of Pyramiodontherium and a Review of Plesiomegatherium. 2004.