Repairing Damaged Wildlands (SG Whisenant) 1999 Cambridge University Press.

Taxonomy and Plant Conservation (Etelka Leadlay) 2005

Plant Conservation – an ecosystem approach (A & P Hamilton) 2006 Earthscan

Plant Identification creating user-friendly field guides for biodiversity management (A Lawrence & W Hawthorne) 2006 Earthscan

Plant Conservation – a natural history approach (GA Krupnick & WJ Kress, eds) 2005 University of Chicago Press

Conservation Education and Outreach Techniques (SK Jacobson, MD McDuff & MC Monroe) 2006 Oxford University Press

Island Biogeography - ecology, evolution and conservation (RJ Whittaker & JM Fernández-Palacios) 2007 (2^nd edition) Oxford University Press

Interpreting our Heritage (Freeman Tilden) 2008 (4^th edition) University of North Carolina Press

Green Marketing - opportunity for innovation (JA Ottman) 1998 (2^nd edition) J Ottman Consulting Inc. New York

Conservation and Sustainable Use - a handbook of techniques (EJ Milner-Gulland & JM Rowcliffe) 2007 Oxford University Press

Plant (J Marinelli, Ed in chief) 2004 Dorling Kindersley Ltd.

Flowering Plant Families of the World (VH Heywood, RK Brummitt, A Culham & O Seberg) 2007 Royal Botanic Gardens, Kew