APA (7th ed.) Citation

Gribble, C. D., & Hall, A. J. (1985). A practical introduction to optical mineralogy. Allen & Unwin.

Chicago Style (17th ed.) Citation

Gribble, C. D., and A. J. Hall. A Practical Introduction to Optical Mineralogy. London: Allen & Unwin, 1985.

MLA (9th ed.) Citation

Gribble, C. D., and A. J. Hall. A Practical Introduction to Optical Mineralogy. Allen & Unwin, 1985.