Garland, J. D. (1981). National electrical code: Reference book (3rd ed.). Prentice-Hall.
Čikaški stil citiranja (17. izdanje)Garland, J. D. National Electrical Code: Reference Book. 3rd ed. Englewood Cliffs, N. J: Prentice-Hall, 1981.
MLA način citiranja (9. izdanje)Garland, J. D. National Electrical Code: Reference Book. 3rd ed. Prentice-Hall, 1981.
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