APA Citation

Soar, R. N. (1981). 50 simple L.E.D. circuits. London: Bernard Babani.

Chicago Style Citation

Soar, R. N. 50 Simple L.E.D. Circuits. London: Bernard Babani, 1981.

MLA Citation

Soar, R. N. 50 Simple L.E.D. Circuits. London: Bernard Babani, 1981.

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