Cita APA (7a ed.)

Birgisdottir, L., & Thiede, J. (2002). Tephra content of sediment core PS1247-1. PANGAEA.

Cita Chicago Style (17a ed.)

Birgisdottir, Lovisa, y Jörn Thiede. Tephra Content of Sediment Core PS1247-1. PANGAEA, 2002.

Cita MLA (9a ed.)

Birgisdottir, Lovisa, y Jörn Thiede. Tephra Content of Sediment Core PS1247-1. PANGAEA, 2002.