Commission Electrotechnique Internationale
Symboles littéraux : y compris conventions et signes pour l'electrotechnique; revueil a usage quotidien = Letter symbols : including conventions and signs for electrical technology : a handbook for everyday use / Commission Electrotechnique Internationale
Symboles littéraux : y compris conventions et signes pour l'electrotechnique; revueil a usage quotidien = Letter symbols : including conventions and signs for electrical technology : a handbook for everyday use / Commission Electrotechnique Internationale
. - Geneve : Commission Electrotechnique Internationale, cop. 1983
. - 114 p. : il. 26 cm
2-8273-0005-3 Brochado
621.3:001.4
001.4:621.3