Gregory, John, 1914- Understanding ballet: the steps of the dance from classroom to stage; text by John Gregory; photographs by Mike Davis. - London, New York, Octopus Books Ltd, 1972. - 124 p. chiefly illus., music, ports. 26 cm. Bibliography: p. 122-124. ISBN: 0706400216 9780706400212 LCCN: 74152992 Nat. Bib. No.: B72-24256 Subjects--Topical Terms: Ballet--Handbooks, manuals, etc. LC Class. No.: GV1787 / .G73 1972 Dewey Class. No.: 792.8/2 / G822u