Scroggie, M. G. (1966). Phasor diagrams. Iliffe.
Lua i Stíl Chicago (17ú heag.)Scroggie, M. G.. Phasor Diagrams. London: Iliffe, 1966.
Lua MLA (8ú heag.)Scroggie, M. G.. Phasor Diagrams. Iliffe, 1966.
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