Carrero, J.M. 1979 [Entomophagous insects of coccids found on citrus in the province of Valencia.] Entomophagous de coccides des agrumes dans la province de Valencia.. Proceedings: Internationals Symposium der IOBC/WPRS über Integrierten Pflanzenschutz in der Landund Forstwirtschaft. OILB/SROP Wien, Austria 648 pp.
Notes: [Book title in English: Proceedings: International Symposium of IOBC/WPRS on Integrated Control in Agriculture and Forestry.] Planococcus citri, Lepidosaphes beckii, Parlatoria pergandei and Saissetia oleae.