IOBC-WPRS Commission "IP-Guidelines and Endorsement". Guidelines for Integrated Production of Grapes. IOBC Technical Guideline III. 3rd Edition, 2007. Edited by C. Malavolta & E.F. Boller ISBN 978-92-9067-220-3 [x + 11 pp.]
IOBC-WPRS Commission "IP-Guidelines and Endorsement". Guidelines for Integrated Production of Grapes. IOBC Technical Guideline III. 3rd Edition, 2007. Edited by C. Malavolta & E.F. Boller ISBN 978-92-9067-220-3 [x + 11 pp.]