APA (7th ed.) Citation

Blackburn, W. H., & Dennen, W. H. (1988). Principles of mineralogy. Universal Book Stall.

Chicago Style (17th ed.) Citation

Blackburn, William H., and William H. Dennen. Principles of Mineralogy. New Delhi: Universal Book Stall, 1988.

MLA (9th ed.) Citation

Blackburn, William H., and William H. Dennen. Principles of Mineralogy. Universal Book Stall, 1988.