			No cover image available Planejamento de centrais telefônicas automáticas vol. 1 : componentes e suas funções / Kurt TrautmannPublication: São Paulo : Editora Edgard Blücher Ltda., 1976Description: 203 p. : il. ; 21 cm.Availability: Items available for loan: [TRA. 621.38] (1). Place hold Add to cart (remove)
			No cover image available Éléments de commutation générale : applications aux systèmes de téléphonie automatique / André BlanchardPublication: Paris : Eyrolles, 1963Description: 383 p. : il. ; 24 cmAvailability: Items available for loan: [BLA. 621.396] (1). Place hold Add to cart (remove)

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