APA (7th ed.) Citation

O'Donoghue, M. (1976). The Encyclopedia of minerals and gemstones / edited by Michael O'Donoghue. Orbis.

Chicago Style (17th ed.) Citation

O'Donoghue, Michael. The Encyclopedia of Minerals and Gemstones / Edited by Michael O'Donoghue. London: Orbis, 1976.

MLA (9th ed.) Citation

O'Donoghue, Michael. The Encyclopedia of Minerals and Gemstones / Edited by Michael O'Donoghue. Orbis, 1976.

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