(selected topics book) |
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</div><div style="float:right; width:100%"> | </div><div style="float:right; width:100%"> | ||
{{Portal:Energy/box-header|'''Selected topics'''|Portal:Energy/Topics|}} | {{Portal:Energy/box-header|'''Selected topics ([[Book:Energy: Selected topics|Book]])'''|Portal:Energy/Topics|}} | ||
{{Portal:Energy/Topics}} | {{Portal:Energy/Topics}} | ||
{{Portal:Energy/box-footer}} | {{Portal:Energy/box-footer}} | ||