Cita APA (7th ed.)

Falckenberg, R. Frommanns Klassiker der Philosophie. Frommanns (E. Hauff).

Cita Chicago (17th ed.)

Falckenberg, Richard. Frommanns Klassiker Der Philosophie. Stuttgart: Frommanns (E. Hauff).

Cita MLA (8th ed.)

Falckenberg, Richard. Frommanns Klassiker Der Philosophie. Frommanns (E. Hauff).