Geistige stroemungen der gegenwart ...

MLA

Eucken, Rudolf. Geistige stroemungen der gegenwart ... 3. edition, enlarged. [Place of publication not identified] : [publisher not identified], 1904.

APA

Eucken, R. (1904). Geistige stroemungen der gegenwart ... 3. edition, enlarged. [Place of publication not identified] : [publisher not identified].

Chicago

Eucken, Rudolf. Geistige stroemungen der gegenwart ... 3. edition, enlarged. [Place of publication not identified] : [publisher not identified], 1904.