APA-referens (7:e uppl.)

Sarra-Guzman, R. (1984). Toxicity screening of various plant extracts against nematodes Meloidogyne incognita chitwood and Radolpholus similis cobb and characterization of their nematicidal components.

Chicago-referens (17:e uppl.)

Sarra-Guzman, Ruth. Toxicity Screening of Various Plant Extracts Against Nematodes Meloidogyne Incognita Chitwood and Radolpholus Similis Cobb and Characterization of Their Nematicidal Components. 1984.

MLA-referens (8:e uppl.)

Sarra-Guzman, Ruth. Toxicity Screening of Various Plant Extracts Against Nematodes Meloidogyne Incognita Chitwood and Radolpholus Similis Cobb and Characterization of Their Nematicidal Components. 1984.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.