Haring, K., & Littmann, K. (1993). Keith Haring: Editions on paper; 1982 - 1990; das druckgraphische Werk; [from the collection from the estate of Keith Haring]. Stuttgart: Ed. Cantz.

Keith Haring : Editions on paper; 1982 - 1990; das druckgraphische Werk; [from the collection from the estate of Keith Haring] / Hrsg.: Klaus Littmann. [Übers.: Françoise Joly ...] . — Stuttgart : Ed. Cantz, 1993. — 190 S.; überwiegend Ill. — ISBN 3893225552, 9783893225552

Haring, Keith, and Klaus Littmann. Keith Haring: Editions On Paper; 1982 - 1990; Das Druckgraphische Werk; [from the Collection From the Estate of Keith Haring].Stuttgart: Ed. Cantz, 1993.