The Essential Survival Guide’s definitive guide to wicks
http://www.candlemaking.org.uk/wicks.html

Here’s another site that is equally easy to follow, but a bit more
chatty and friendly. You will learn which wicks should be used in
which types of candles, how to (and why you should) prime your wicks,
and about the possible danger of wire core wicks.

candle wicks - candle making - homemade candles - candlewhiz.com
http://www.candlewhiz.com/introduction/wicks.php