Cita APA (7a ed.)

Lund, J., & Riegel, W. (1984). Maceral distribution, stratigraphic position and vitrinite reflectance at DSDP Hole 81-555. PANGAEA.

Cita Chicago Style (17a ed.)

Lund, Jane, y Walter Riegel. Maceral Distribution, Stratigraphic Position and Vitrinite Reflectance at DSDP Hole 81-555. PANGAEA, 1984.

Cita MLA (9a ed.)

Lund, Jane, y Walter Riegel. Maceral Distribution, Stratigraphic Position and Vitrinite Reflectance at DSDP Hole 81-555. PANGAEA, 1984.