De Winter, F. (1977). Appendix to the technical report of the Copper Development Association, Inc. "How to design and build a solar swimming pool heater". Atlas Corporation.
Παραπομπή σε μορφή Chicago (17η εκδ.)De Winter, Francis. Appendix to the Technical Report of the Copper Development Association, Inc. "How to Design and Build a Solar Swimming Pool Heater". Santa Cruz, CA: Atlas Corporation, 1977.
Παραπομπή σε μορφή MLA (8th εκδ.)De Winter, Francis. Appendix to the Technical Report of the Copper Development Association, Inc. "How to Design and Build a Solar Swimming Pool Heater". Atlas Corporation, 1977.
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