APA (7th ed.) Citation

Hedges, E. S. (1947). Non-Ferrous metals (1a ed.). [s.n.].

Chicago Style (17th ed.) Citation

Hedges, Ernest S. Non-Ferrous Metals. 1a ed. Cambridge: [s.n.], 1947.

MLA (9th ed.) Citation

Hedges, Ernest S. Non-Ferrous Metals. 1a ed. [s.n.], 1947.