Cita APA (7a ed.)

Grüger, E. (1979). (Enclosure 2) Carbon and nitrogen content of exposure Fluderbach C, Samerberg. PANGAEA.

Cita Chicago Style (17a ed.)

Grüger, Eberhard. (Enclosure 2) Carbon and Nitrogen Content of Exposure Fluderbach C, Samerberg. PANGAEA, 1979.

Cita MLA (9a ed.)

Grüger, Eberhard. (Enclosure 2) Carbon and Nitrogen Content of Exposure Fluderbach C, Samerberg. PANGAEA, 1979.