Cita APA (7th ed.)

Gruber, E. (1969). Metal & wire sculpture. Sterling Pub. Co.

Cita Chicago (17th ed.)

Gruber, Elmar. Metal & Wire Sculpture. New York: Sterling Pub. Co, 1969.

Cita MLA (8th ed.)

Gruber, Elmar. Metal & Wire Sculpture. Sterling Pub. Co, 1969.