Cita APA (7a ed.)

Bailleul, A. M., O’Connor, J., Zhang, S., Li, Z., Wang, Q., Lamanna, M. C., . . . Zhou, Z. (2019). An Early Cretaceous enantiornithine (Aves) preserving an unlaid egg and probable medullary bone. Nature Portfolio.

Cita Chicago Style (17a ed.)

Bailleul, Alida M., Jingmai O’Connor, Shukang Zhang, Zhiheng Li, Qiang Wang, Matthew C. Lamanna, Xufeng Zhu, y Zhonghe Zhou. An Early Cretaceous Enantiornithine (Aves) Preserving an Unlaid Egg and Probable Medullary Bone. Nature Portfolio, 2019.

Cita MLA (8a ed.)

Bailleul, Alida M., et al. An Early Cretaceous Enantiornithine (Aves) Preserving an Unlaid Egg and Probable Medullary Bone. Nature Portfolio, 2019.