Dyfyniad APA

Roe, L. B. (1978). Practical electrical project engineering. Mc Graw Hill Book company.

Dyfyniad Arddull Chicago

Roe, L B. Practical Electrical Project Engineering. NewYork: Mc Graw Hill Book company, 1978.

Dyfyniad MLA

Roe, L B. Practical Electrical Project Engineering. Mc Graw Hill Book company, 1978.

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