TY - SER AU - Tweddle J.C. AU - Robinson L.D. AU - Pocock Michael J. O. AU - Roy Helen E. CY - Wallingford LA - eng PB - NERC/Centre for Ecology & Hydrology PP - Wallingford PY - 2012 TI - Guide to citizen science: developing, implementing and evaluating citizen science to study biodiversity and the environment in the UK SN - 978-1-906698-37-9 ER -