Diving Unlimited International (DUI) books & textbook
NAUI Master Scuba Diver 2nd edition by John Heine, Jolie Bookspan, Peter Oliver (2004) Paperback
John Heine Jolie Bookspan Peter Oliver Peter Oliver Mike Williams Jeff Bozanic Wayne Hasson Karl Huggins Jed Livingstone Carl Meilahn David Meyer Tim O'Leary Scott Raish Diving Unlimited International (DUI)
Naui Association of Underwater Divers /2004T Paperback / 290 Pages
isbn-10: 0967990319 / isbn-13: 9780967990316
