Cita APA

Retallack, G. J., & Krull, E. S. (1999). Landscape ecological shift at the permian-triassic boundary in Antarctica. Melbourne: Taylor & Francis.

Citación estilo Chicago

Retallack, G. J., and E. S. Krull. Landscape Ecological Shift At the Permian-triassic Boundary in Antarctica. Melbourne: Taylor & Francis, 1999.

Cita MLA

Retallack, G. J., and E. S. Krull. Landscape Ecological Shift At the Permian-triassic Boundary in Antarctica. Melbourne: Taylor & Francis, 1999.