Cita APA (7th ed.)

Hofmann, W., & Schuster, P. (1985). Konrad Klapheck: Retrospektive 1955-1985. Prestel.

Cita Chicago (17th ed.)

Hofmann, Werner, i Peter-Klaus Schuster. Konrad Klapheck: Retrospektive 1955-1985. München: Prestel, 1985.

Cita MLA (8th ed.)

Hofmann, Werner, i Peter-Klaus Schuster. Konrad Klapheck: Retrospektive 1955-1985. Prestel, 1985.