APA (7th ed.) Citation

Read, P. G. (1988). Dictionary of gemmology (2nd ed.). Butterworth Scientific.

Chicago Style (17th ed.) Citation

Read, Peter G. Dictionary of Gemmology. 2nd ed. London ; Boston: Butterworth Scientific, 1988.

MLA (9th ed.) Citation

Read, Peter G. Dictionary of Gemmology. 2nd ed. Butterworth Scientific, 1988.

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