Cita APA (7a ed.)

Roth, P. H., Medd, A. W., & Watkins, D. K. (1983). Calcareous nannofossil zonation, ages and sedimentation rates at DSDP Hole 76-534. PANGAEA.

Cita Chicago Style (17a ed.)

Roth, Peter H., Alan W. Medd, y David K. Watkins. Calcareous Nannofossil Zonation, Ages and Sedimentation Rates at DSDP Hole 76-534. PANGAEA, 1983.

Cita MLA (9a ed.)

Roth, Peter H., et al. Calcareous Nannofossil Zonation, Ages and Sedimentation Rates at DSDP Hole 76-534. PANGAEA, 1983.