Schweingruber, F. H., & Häfliger, M. (2007). Tree-ring measurements of Picea glauca (White spruce) from sample PROVIPGL-72. PANGAEA.
Style de citation Chicago (17e éd.)Schweingruber, Fritz Hans, et Martin Häfliger. Tree-ring Measurements of Picea Glauca (White Spruce) from Sample PROVIPGL-72. PANGAEA, 2007.
Style de citation MLA (9e éd.)Schweingruber, Fritz Hans, et Martin Häfliger. Tree-ring Measurements of Picea Glauca (White Spruce) from Sample PROVIPGL-72. PANGAEA, 2007.
Attention : ces citations peuvent ne pas être correctes à 100%.