Biological control in the tropics: proceedings of the "First Regional Symposium on Biological Control" held at Universiti Pertanian Malaysia, Serdang from 4-6 Sep 1985: Selangor (Malaysia), 4-6 Sep 1985, p. 187-196
Biological control in the tropics: proceedings of the "First Regional Symposium on Biological Control" held at Universiti Pertanian Malaysia, Serdang from 4-6 Sep 1985: Selangor (Malaysia), 4-6 Sep 1985, p. 399-414