Spanke, D., & Puranen, J. (2007). Jorma Puranen: Imaginary homecoming 1991-1997 ; language is a foreign country 1998-2001 ; shadows, reflections and all that sort of thing 1997-2005 ; travels on canvas 2002-2006 ; icy prospects 2005-.
Čikaški stil citiranja (17. izdanje)Spanke, Daniel, i Jorma Puranen. Jorma Puranen: Imaginary Homecoming 1991-1997 ; Language Is a Foreign Country 1998-2001 ; Shadows, Reflections and All That Sort of Thing 1997-2005 ; Travels on Canvas 2002-2006 ; Icy Prospects 2005-. Berlin, 2007.
MLA način citiranja (8. izdanje)Spanke, Daniel, i Jorma Puranen. Jorma Puranen: Imaginary Homecoming 1991-1997 ; Language Is a Foreign Country 1998-2001 ; Shadows, Reflections and All That Sort of Thing 1997-2005 ; Travels on Canvas 2002-2006 ; Icy Prospects 2005-. 2007.