Style de citation APA (7e éd.)

Schweingruber, F. H. (2007). Tree-ring chronology of Picea engelmannii (Engelmann spruce) compiled from tree samples CEADER. PANGAEA.

Style de citation Chicago (17e éd.)

Schweingruber, Fritz Hans. Tree-ring Chronology of Picea Engelmannii (Engelmann Spruce) Compiled from Tree Samples CEADER. PANGAEA, 2007.

Style de citation MLA (9e éd.)

Schweingruber, Fritz Hans. Tree-ring Chronology of Picea Engelmannii (Engelmann Spruce) Compiled from Tree Samples CEADER. PANGAEA, 2007.

Attention : ces citations peuvent ne pas être correctes à 100%.