Van den Bosch, R., & Telford, A.D. 1964 Environmental modification and biological control.. Biological Control of Insect Pests and Weeds. Chapman & Hall London 844 pp.

Notes: Species given as examples include Aonidiella aurantii, Aspidiotus hederae, Chrysomphalus aonidum, Pseudococcus gahani and Saissetia oleae.