http://dewey.info/scheme/a14/ en
621.3 Electrical, magnetic, optical, communications, computer engineering; electronics, lighting
621.39 Computer engineering
621.39028 Auxiliary techniques and procedures, apparatus, equipment, materials 621.39092 Computer engineers
http://dewey.info/scheme/a14/ vi
621.3 Các phương tiện truyền thông (liên lạc) bằng điện, từ, quang học, kỹ thuật máy tính; điện tử học, chiếu sáng
621.39 Kỹ thuật máy tính
621.39028 Kỹ thuật và quy trình phụ trợ; máy móc, thiết bị, vật liệu 621.39092 Kỹ sư tin học
http://dewey.info/scheme/a14/ it
621.3 Ingegneria elettrotecnica, ingegneria magnetica, ingegneria ottica, ingegneria delle comunicazioni, ingegneria degli elaboratori; elettronica, illuminazione
621.39 Ingegneria degli elaboratori
621.39028 Tecniche e procedure ausiliarie; apparecchi, attrezzature, materiali 621.39092 Ingegneri informatici
http://dewey.info/scheme/edition/e23/ en
621.3 Electrical, magnetic, optical, communications, computer engineering; electronics, lighting
621.39 Computer engineering
621.39029 Performance evaluation--computer science--engineering 621.39092 Computer engineers 621.391 General works on specific types of computers 621.392 Systems analysis and design, computer architecture 621.395 Circuitry 621.397 Storage 621.398 Interfacing and communications devices, peripherals 621.399 Devices for special computer methods
http://dewey.info/scheme/edition/e22/ de
621.3 Elektro-, Magnettechnik, technische Optik, Kommunikations-, Computertechnik; Elektronik, Lichttechnik
621.39 Computertechnik
621.39029 Leistungsbewertung--Informatik--Technik 621.39092 Computertechniker 621.391 Allgemeine Werke über einzelne Arten von Computern 621.392 Systemanalyse und Systementwurf, Computerarchitektur 621.395 Schaltkreistechnik 621.397 Speicherung 621.398 Geräte zur Rechnerkopplung und Rechnerkommunikation, Peripheriegeräte 621.399 Geräte für spezielle Computerverfahren
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