Citazione Stile APA (7a Edizione)

Merkel, K. (2000). Trilogy of stone and time: Klaus Merkel (Limited edition, numbered and signed by the artist.). Lars Müller Publishers.

Citazione stile Chigago Style (17a edizione)

Merkel, Klaus. Trilogy of Stone and Time: Klaus Merkel. Limited edition, numbered and signed by the artist. Zürich, Switzerland: Lars Müller Publishers, 2000.

Citatione MLA (8a ed.)

Merkel, Klaus. Trilogy of Stone and Time: Klaus Merkel. Limited edition, numbered and signed by the artist. Lars Müller Publishers, 2000.