Watson, James D. 1928- The double helix / James D. Watson ; retold by David Maule - 1a ed. - Harlow, Essex : Pearson Education, 2001 - iv, 106 p. : il. ; 20 cm. - Penguin readers., Level 6 . Incluye índice ISBN: 0582451817 Subjects--Topical Terms: Literatura americana--Libros de lectura LC Class. No.: PS3545 / W38 2001