Puhe, J., & Ulrich, B. (2001). Global climate change and human impacts on forest ecosystems: Postglacial development, present situation, and future trends in Central Europe. Springer.
استشهاد بنمط شيكاغوPuhe, J., و B. Ulrich. Global Climate Change and Human Impacts on Forest Ecosystems: Postglacial Development, Present Situation, and Future Trends in Central Europe. Berlin: Springer, 2001.
MLA استشهادPuhe, J., و B. Ulrich. Global Climate Change and Human Impacts on Forest Ecosystems: Postglacial Development, Present Situation, and Future Trends in Central Europe. Springer, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.