APA (7th ed.) Citation

Schweingruber, F. H., & Brunner, M. (2007). Tree-ring measurements of Picea sitchensis (Sitka spruce) from sample NING-72. PANGAEA.

Chicago Style (17th ed.) Citation

Schweingruber, Fritz Hans, and Margrit Brunner. Tree-ring Measurements of Picea Sitchensis (Sitka Spruce) from Sample NING-72. PANGAEA, 2007.

MLA (9th ed.) Citation

Schweingruber, Fritz Hans, and Margrit Brunner. Tree-ring Measurements of Picea Sitchensis (Sitka Spruce) from Sample NING-72. PANGAEA, 2007.

Warning: These citations may not always be 100% accurate.