Attack the flag! / Iaen McLachlan. Billy Dunk's "five under' golf. "Five under' golf. McLachlan, Iaen. Golf Handbooks, manuals, etc. 796.3520924 MCA First published as "Billy Dunk's "five under' golf', Crows Nest, N.S.W.: Jack Pollard, 1972. Adelaide : Rigby, 1977. 1977. 1972 Text 182p. : eng Rigby Seal paperback series.