Boek Hedging : a practical conservation handbook Alan Brooks (Samensteller), Roy Allitt (Illustrator), Andy Follis (Illustrator) Uitgever British Trust for Conservation Volunteers (1980) Taal Engels Serie Conservation handbooks Boek Woodlands : a practical conservation handbook Alan Brooks (Samensteller), Andy Follis (Illustrator), Gay Voller (Illustrator), Peter Reynolds (Illustrator) Uitgever British Trust for Conservation Volunteers (1984) Taal Engels Serie Conservation handbooks