APA (7th ed.) Citation

Brocardo, G. (1982). Minerals and gemstones: An identification guide. David & Charles.

Chicago Style (17th ed.) Citation

Brocardo, G. Minerals and Gemstones: An Identification Guide. Newton Abbot: David & Charles, 1982.

MLA (9th ed.) Citation

Brocardo, G. Minerals and Gemstones: An Identification Guide. David & Charles, 1982.

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