Youssef, A. S., Nadia Aly, A., & Abd-Rabou, S. (2015). Ecological Aspects of Pear Psyllid, Cacopsylla pyricola (Hemiptera: Psyllidae), and Its Associated Natural Enemies, as A new Pest on Pear Trees in Egypt. Egyptian Academic Journal of Biological Sciences. A, Entomology, 8(3), 35. https://doi.org/10.21608/eajbsa.2015.12866
Chicago Style (17th ed.) CitationYoussef, A. S., A. Nadia Aly, and Shaaban Abd-Rabou. "Ecological Aspects of Pear Psyllid, Cacopsylla Pyricola (Hemiptera: Psyllidae), and Its Associated Natural Enemies, as A New Pest on Pear Trees in Egypt." Egyptian Academic Journal of Biological Sciences. A, Entomology 8, no. 3 (2015): 35. https://doi.org/10.21608/eajbsa.2015.12866.
MLA (9th ed.) CitationYoussef, A. S., et al. "Ecological Aspects of Pear Psyllid, Cacopsylla Pyricola (Hemiptera: Psyllidae), and Its Associated Natural Enemies, as A New Pest on Pear Trees in Egypt." Egyptian Academic Journal of Biological Sciences. A, Entomology, vol. 8, no. 3, 2015, p. 35, https://doi.org/10.21608/eajbsa.2015.12866.