Dewhurst's textbook of obstetrics & gynaecology /   Dewhurst's textbook of obstetrics and gynaecology.  Textbook of obstetrics & gynaecology.  edited by D. Keith Edmonds.   - 8th ed.   - Chichester, West Sussex ;  Hoboken, N.J. :  Wiley-Blackwell,  2011.   - xv, 852 p. :  ill. (some col.) ;  29 cm.