Cita APA (7a ed.)

Keller, G., Langseth, M. G., von Huene, R., & Nasu, N. (2005). Foraminifera abundance of Hole 57-440. PANGAEA.

Cita Chicago Style (17a ed.)

Keller, Gerta, Marcus G. Langseth, Roland von Huene, y Noriyuki Nasu. Foraminifera Abundance of Hole 57-440. PANGAEA, 2005.

Cita MLA (9a ed.)

Keller, Gerta, et al. Foraminifera Abundance of Hole 57-440. PANGAEA, 2005.