Cita APA (7a ed.)

Fischer, H., Wagenbach, D., & Kipfstuhl, S. (1998). Nitrate and sulphate in ice core ngt03C93.2 from the North Greenland Traverse. PANGAEA.

Cita Chicago Style (17a ed.)

Fischer, Hubertus, Dietmar Wagenbach, y Sepp Kipfstuhl. Nitrate and Sulphate in Ice Core Ngt03C93.2 from the North Greenland Traverse. PANGAEA, 1998.

Cita MLA (9a ed.)

Fischer, Hubertus, et al. Nitrate and Sulphate in Ice Core Ngt03C93.2 from the North Greenland Traverse. PANGAEA, 1998.