APA (7th ed.) Citation

Read, P. G. (1978). Gemmological instruments: Their use and principles of operation. Newnes-Butterworth.

Chicago Style (17th ed.) Citation

Read, Peter George. Gemmological Instruments: Their Use and Principles of Operation. London u.a: Newnes-Butterworth, 1978.

MLA (9th ed.) Citation

Read, Peter George. Gemmological Instruments: Their Use and Principles of Operation. Newnes-Butterworth, 1978.

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