APA استشهاد

Gruber, A., Baumgartner, D., Zimmermann, J., & Oberhuber, W. (2009). Temporal dynamic of wood formation in Pinus cembra along the alpine treeline ecotone and the effect of climate variables.

استشهاد بنمط شيكاغو

Gruber, Andreas, Daniel Baumgartner, Jolanda Zimmermann, و Walter Oberhuber. Temporal Dynamic of Wood Formation in Pinus Cembra Along the Alpine Treeline Ecotone and the Effect of Climate Variables. 2009.

MLA استشهاد

Gruber, Andreas, Daniel Baumgartner, Jolanda Zimmermann, و Walter Oberhuber. Temporal Dynamic of Wood Formation in Pinus Cembra Along the Alpine Treeline Ecotone and the Effect of Climate Variables. 2009.

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.