APA (7th ed.) Citation

Persson, L. (1976). Petrology of the Järnvägsforsen tunnel, western Medelpad, central Sweden.

Chicago Style (17th ed.) Citation

Persson, Lars. Petrology of the Järnvägsforsen Tunnel, Western Medelpad, Central Sweden. Stockholm, 1976.

MLA (9th ed.) Citation

Persson, Lars. Petrology of the Järnvägsforsen Tunnel, Western Medelpad, Central Sweden. 1976.

Warning: These citations may not always be 100% accurate.