Wim Sonneveld / / Hubert Janssen.

MLA

Janssen, Hubert. Wim Sonneveld. Apeldoorn: Semper Agendo, 1975.

APA

Janssen, H. (1975). Wim Sonneveld. Apeldoorn: Semper Agendo.

Chicago

Janssen, Hubert Wim Sonneveld. Apeldoorn: Semper Agendo, 1975.