APA (7th ed.) Citation

Shields, J. P. (1966). How to build proximity detectors and metal locators / by J.P. Shields. Foulsham.

Chicago Style (17th ed.) Citation

Shields, J. P. How to Build Proximity Detectors and Metal Locators / by J.P. Shields. Foulsham, 1966.

MLA (9th ed.) Citation

Shields, J. P. How to Build Proximity Detectors and Metal Locators / by J.P. Shields. Foulsham, 1966.

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