Edwards, Jonathan. Gardener's guide to shrubs and climbers : choosing and growing shrubs and climbers for a range of seasonal and colour effects, with over 600 photographs / by Jonathan, Edwards. - 1st ed. - London : Lorenz Books, 2006. - 256 p. ; 31 cm. ISBN: 9780754816102 (hbk.) 0754816109 (hbk.) Dewey Class. No.: 635.974 / EDW