Cita APA (7a ed.)

Johnson, B. W., Poulton, S. W., & Goldblatt, C. (2017). Marine oxygen production and open water supported an active nitrogen cycle during the Marinoan Snowball Earth. Nature Portfolio.

Cita Chicago Style (17a ed.)

Johnson, Benjamin W., Simon W. Poulton, y Colin Goldblatt. Marine Oxygen Production and Open Water Supported an Active Nitrogen Cycle During the Marinoan Snowball Earth. Nature Portfolio, 2017.

Cita MLA (8a ed.)

Johnson, Benjamin W., et al. Marine Oxygen Production and Open Water Supported an Active Nitrogen Cycle During the Marinoan Snowball Earth. Nature Portfolio, 2017.