Παραπομπή APA

Tranquillini, W. (1979). Physiological ecology of the alpine timberline. Tree existence at high altitudes. Springer-Verlag.

Παραπομπή Chicago Style

Tranquillini, Walter. Physiological Ecology of the Alpine Timberline. Tree Existence at High Altitudes. New York: Springer-Verlag, 1979.

Παραπομπή MLA

Tranquillini, Walter. Physiological Ecology of the Alpine Timberline. Tree Existence at High Altitudes. Springer-Verlag, 1979.