Cita APA (7a ed.)

Schweingruber, F. H. (2007). Tree-ring chronology of Picea abies (Norway spruce) compiled from tree samples NYTE. PANGAEA.

Cita Chicago Style (17a ed.)

Schweingruber, Fritz Hans. Tree-ring Chronology of Picea Abies (Norway Spruce) Compiled from Tree Samples NYTE. PANGAEA, 2007.

Cita MLA (9a ed.)

Schweingruber, Fritz Hans. Tree-ring Chronology of Picea Abies (Norway Spruce) Compiled from Tree Samples NYTE. PANGAEA, 2007.