If you want to secure literary agent representation, include excerpts from your review quotes at the bottom of your query letter or in the text itself. (selfpublishingrelief.com)
I've written about this a few times so here's a little excerpt from a review I published here last year: I formula fed my first son when he was an infant. (mommieswithstyle.com)
There are some more excerpts from reviews here if you're interested. (badnovelist.com)