Friesche dialectgeographie

MLA

Hoff, J. J. Friesche Dialectgeographie. 's-Gravenhage: Nijhoff, 1933.

APA

Hoff, J. J. (1933). Friesche dialectgeographie. 's-Gravenhage: Nijhoff.

Chicago

Hoff, J. J. Friesche Dialectgeographie. 's-Gravenhage: Nijhoff, 1933.