APA (7th ed.) Citation

Allen, R. (1923). Copper ores. J. Murray.

Chicago Style (17th ed.) Citation

Allen, Robert. Copper Ores. London,: J. Murray, 1923.

MLA (8th ed.) Citation

Allen, Robert. Copper Ores. J. Murray, 1923.

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