Παραπομπή APA

Roberts, S. (1991). Solar electricity: A practical guide to designing and installing small photovoltaic systems. Englewood Cliffs, N.J.: Prentice Hall.

Παραπομπή Chicago Style

Roberts, Simon. Solar Electricity: A Practical Guide to Designing and Installing Small Photovoltaic Systems. Englewood Cliffs, N.J.: Prentice Hall, 1991.

Παραπομπή MLA

Roberts, Simon. Solar Electricity: A Practical Guide to Designing and Installing Small Photovoltaic Systems. Englewood Cliffs, N.J.: Prentice Hall, 1991.

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