Cita APA (7a ed.)

Sommer, S., Wagenbach, D., Mulvaney, R., & Fischer, H. (2000). Chemistry versus age in firn core DML17C98_33 (B33). PANGAEA.

Cita Chicago Style (17a ed.)

Sommer, Stefan, Dietmar Wagenbach, Robert Mulvaney, y Hubertus Fischer. Chemistry Versus Age in Firn Core DML17C98_33 (B33). PANGAEA, 2000.

Cita MLA (9a ed.)

Sommer, Stefan, et al. Chemistry Versus Age in Firn Core DML17C98_33 (B33). PANGAEA, 2000.