http://www.amazon.com/Nocturnal-Academy-ebook/dp/B00359FCXS/ref=sr_1_3?s=books&ie=UTF8&qid=1318250014&sr=1-3
http://www.amazon.com/Nocturnal-Academy-Teachers-Pet-ebook/dp/B003D7KELC/ref=sr_1_1?s=books&ie=UTF8&qid=1318250014&sr=1-1
http://www.amazon.com/Return-to-Atlantis-ebook/dp/B0050VDC3Q/ref=sr_1_5?s=books&ie=UTF8&qid=1318250014&sr=1-5
http://www.amazon.com/dp/B00AJD03N2