(1982). Integrated crop protection. Proceedings of a Symposium held at Valence, France, 18-19 June 1980. Rotterdam: Balkema, VIII, 407 p. : tab.
Integrated crop protection: Proceedings of a Symposium held at Valence, France, 18-19 June 1980. Rotterdam: Balkema; 1982. p. VIII, 407 p. : tab. ISBN: 90-6191-229-6.