Cita APA (7a ed.)

Nicolaus, F. (1991). Porträt des Graffiti-Star Keith Haring. Art.

Cita Chicago Style (17a ed.)

Nicolaus, Frank. "Porträt Des Graffiti-Star Keith Haring." Art 1991.

Cita MLA (8a ed.)

Nicolaus, Frank. "Porträt Des Graffiti-Star Keith Haring." Art, 1991.