APA (7th ed.) Citation

Kourimsky, D. J., & Lucas, R. (1992). The illustrated encyclopedia of minerals and rocks. The Promotional Reprint.

Chicago Style (17th ed.) Citation

Kourimsky, Dr J., and Randolph Lucas. The Illustrated Encyclopedia of Minerals and Rocks. London: The Promotional Reprint, 1992.

MLA (9th ed.) Citation

Kourimsky, Dr J., and Randolph Lucas. The Illustrated Encyclopedia of Minerals and Rocks. The Promotional Reprint, 1992.