HILL D.W.,WATSON. (1976). IEE MEDICAL ELECTRONICS MONOGRAPHS 18-22. PETER PEREGRINUS LTD.
Lua i Stíl Chicago (17ú heag.)HILL D.W.,WATSON. IEE MEDICAL ELECTRONICS MONOGRAPHS 18-22. LONDON: PETER PEREGRINUS LTD, 1976.
Lua MLA (9ú heag.)HILL D.W.,WATSON. IEE MEDICAL ELECTRONICS MONOGRAPHS 18-22. PETER PEREGRINUS LTD, 1976.
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