Παραπομπή APA

Benestad, R. (2003). Solar activity and earth's climate. Springer.

Παραπομπή Chicago Style

Benestad, R.E. Solar Activity and Earth's Climate. Berlin: Springer, 2003.

Παραπομπή MLA

Benestad, R.E. Solar Activity and Earth's Climate. Springer, 2003.