APA (7th ed.) Citation

Heddle, G. M. (1961). A manual on etching and engraving glass / G.M. Heddle. Tiranti.

Chicago Style (17th ed.) Citation

Heddle, Geoffrey Melville. A Manual on Etching and Engraving Glass / G.M. Heddle. London: Tiranti, 1961.

MLA (9th ed.) Citation

Heddle, Geoffrey Melville. A Manual on Etching and Engraving Glass / G.M. Heddle. Tiranti, 1961.

Warning: These citations may not always be 100% accurate.