Birks, H., & Willis, K. (2008). Alpines, trees, and refugia in Europe.
Chicagoスタイル(17版)引用形式Birks, H., , K. Willis. Alpines, Trees, and Refugia in Europe. 2008.
MLA(9版)引用形式Birks, H., , K. Willis. Alpines, Trees, and Refugia in Europe. 2008.
警告: この引用は必ずしも正確ではありません.