Gadd, Mike. The book of windsurfing : a guide to boardsailing techniques / Mike Gadd, John Boothroyd, Ann Durrell. - Melbourne : Nelson, 1985. ISBN: 091949353X : $12.95 Nat. Bib. No.: C85-98002-X Subjects--Topical Terms: Windsurfing. Dewey Class. No.: 0 797.1/72�19