Cita APA (7a ed.)

Harst, T. H. v. d. (1956). Geology and petrology of the Borga region, Västerbotten, Sweden. Mouton & Co.

Cita Chicago Style (17a ed.)

Harst, Taco Hajo van der. Geology and Petrology of the Borga Region, Västerbotten, Sweden. 'S-Gravenhage: Mouton & Co, 1956.

Cita MLA (8a ed.)

Harst, Taco Hajo van der. Geology and Petrology of the Borga Region, Västerbotten, Sweden. Mouton & Co, 1956.