APA (7th ed.) Citation

Heiskanen, W. A. (1950). On the isostatic structure of the earth's crust.

Chicago Style (17th ed.) Citation

Heiskanen, Weikko A. On the Isostatic Structure of the Earth's Crust. Helsinki, 1950.

MLA (9th ed.) Citation

Heiskanen, Weikko A. On the Isostatic Structure of the Earth's Crust. 1950.