Cita APA (7th ed.)

Barker, K. (1984). Material feelings: Ralph Humprey's recent works. Art in America.

Cita Chicago (17th ed.)

Barker, Kenneth. "Material Feelings: Ralph Humprey's Recent Works." Art in America 1984.

Cita MLA (8th ed.)

Barker, Kenneth. "Material Feelings: Ralph Humprey's Recent Works." Art in America, 1984.