Gaya APA

, ., Untracht, O. (1975). Metal techniques for craftsmen a basic manual for craftsmen on the ìmethods of forming and decoration metals . New York: New York: Doubleday & Co.; 1975.

Gaya MLA

, ., Untracht, Oppi. "Metal techniques for craftsmen a basic manual for craftsmen on the ìmethods of forming and decoration metals". New York: New York: Doubleday & Co.; 1975, 1975. Text.