Lua APA (7ú heag.)

Warrington, A. R. v. C. (1968). Protective relays: Their theory and practice (2nd ed.). Chapman & Hall.

Lua i Stíl Chicago (17ú heag.)

Warrington, A. R. van C. Protective Relays: Their Theory and Practice. 2nd ed. London: Chapman & Hall, 1968.

Lua MLA (8ú heag.)

Warrington, A. R. van C. Protective Relays: Their Theory and Practice. 2nd ed. Chapman & Hall, 1968.

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