APA Edition Citation

Boegel,Hellmuth. (1968). A Collector's Guide to Minerals and Gemstones. Thames and Hudson.

Chicago Edition Citation

Boegel,Hellmuth. A Collector's Guide to Minerals and Gemstones. London: Thames and Hudson, 1968.

MLA Edition Citation

Boegel,Hellmuth. A Collector's Guide to Minerals and Gemstones. Thames and Hudson, 1968.

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