APA Citation

Castren, V. (1956). Natural and artificial reservoirs in Finland's grid- system. [Wien]: [s.n.].

Chicago Style Citation

Castren, Viljo. Natural and Artificial Reservoirs in Finland's Grid- System. [Wien]: [s.n.], 1956.

MLA Citation

Castren, Viljo. Natural and Artificial Reservoirs in Finland's Grid- System. [Wien]: [s.n.], 1956.

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