Cita APA (7a ed.)

Falckenberg, H. (1926). Elementare Reihenlhere. Gruyter.

Cita Chicago Style (17a ed.)

Falckenberg, Hans. Elementare Reihenlhere. Berlin [etc.]: Gruyter, 1926.

Cita MLA (9a ed.)

Falckenberg, Hans. Elementare Reihenlhere. Gruyter, 1926.