On the petrology of the Aulanko area in southwestern Finland,
by Ahti Simonen. With 25 figures in text, 6 tables and one map ...

APA Citation

Simonen, A. Jouko Päiviö. (1948). On the petrology of the Aulanko area in southwestern Finland. Helsinki: Government Press.

MLA Citation

Simonen, Ahti Jouko Päiviö, 1916-. On the Petrology of the Aulanko Area In Southwestern Finland. Helsinki: Government Press, 1948.

Warning: These citations may not always be complete (especially for serials).