Hass, J. (1979). Kontaktpoesie: [Jens Hass]. Eigenverlag.
Chicago Style (17th ed.) CitationHass, Jens-Peter. Kontaktpoesie: [Jens Hass]. Berlin: Eigenverlag, 1979.
MLA (8th ed.) CitationHass, Jens-Peter. Kontaktpoesie: [Jens Hass]. Eigenverlag, 1979.
Warning: These citations may not always be 100% accurate.