Παραπομπή σε μορφή APA (7η εκδ.)

Leone, G. (1990). Significance and role of polygalacturonase production by Botrytis cinerea in pathogenesis. s.n.].

Παραπομπή σε μορφή Chicago (17η εκδ.)

Leone, Gionata. Significance and Role of Polygalacturonase Production by Botrytis Cinerea in Pathogenesis. [S.l.: s.n.], 1990.

Παραπομπή σε μορφή MLA (8th εκδ.)

Leone, Gionata. Significance and Role of Polygalacturonase Production by Botrytis Cinerea in Pathogenesis. s.n.], 1990.