APA (7th ed.) Citation

Schweingruber, F. H. (2007). Tree-ring chronology of Pinus ponderosa (Ponderosa pine) compiled from tree samples WHEE. PANGAEA.

Chicago Style (17th ed.) Citation

Schweingruber, Fritz Hans. Tree-ring Chronology of Pinus Ponderosa (Ponderosa Pine) Compiled from Tree Samples WHEE. PANGAEA, 2007.

MLA (9th ed.) Citation

Schweingruber, Fritz Hans. Tree-ring Chronology of Pinus Ponderosa (Ponderosa Pine) Compiled from Tree Samples WHEE. PANGAEA, 2007.

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