APA (7th ed.) Citation

Metz, R. (1964). Precious stones and other crystals. Thames and Hudson.

Chicago Style (17th ed.) Citation

Metz, Rudolf. Precious Stones and Other Crystals. London: Thames and Hudson, 1964.

MLA (9th ed.) Citation

Metz, Rudolf. Precious Stones and Other Crystals. Thames and Hudson, 1964.

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