Cita APA (7th ed.)

Engelhard, G. (1982). Protokoll in Porträts: Ferdinand Hodler. Art.

Cita Chicago (17th ed.)

Engelhard, Günter. "Protokoll in Porträts: Ferdinand Hodler." Art 1982.

Cita MLA (8th ed.)

Engelhard, Günter. "Protokoll in Porträts: Ferdinand Hodler." Art, 1982.