Like eighth notes, it is possible to swing sixteenth notes by playing the first and third notes of the triplet grouping. Swung 16th rhythms are common in Funk, Hip-Hop and Rock which is influenced by these styles. Swing the 16ths in the following example, and then try some of the earlier examples in the book with swung 16ths.
This funky Blues solo uses both swung 16th notes and 16th note triplets. Take your time with it and be sure to get all the articulations and expressions.