H., M., D, O., Moharum, F. (2013). Pear psylla Cacopsylla bidens (Šulc, 1907): a new pest on pear trees in Egypt (Hemiptera: Psylloidea). test, 6(3), 49-52. doi: 10.21608/eajbsa.2013.13233
Mohamed G. H.; Ouvrard D; Fatma A. Moharum. "Pear psylla Cacopsylla bidens (Šulc, 1907): a new pest on pear trees in Egypt (Hemiptera: Psylloidea)". test, 6, 3, 2013, 49-52. doi: 10.21608/eajbsa.2013.13233
H., M., D, O., Moharum, F. (2013). 'Pear psylla Cacopsylla bidens (Šulc, 1907): a new pest on pear trees in Egypt (Hemiptera: Psylloidea)', test, 6(3), pp. 49-52. doi: 10.21608/eajbsa.2013.13233
H., M., D, O., Moharum, F. Pear psylla Cacopsylla bidens (Šulc, 1907): a new pest on pear trees in Egypt (Hemiptera: Psylloidea). test, 2013; 6(3): 49-52. doi: 10.21608/eajbsa.2013.13233