APA stil citiranja

Rizov [?], N. (2001). Control of food and agro product contamination in Bulgaria: Control of food and agro product contamination in Bulgaria. Arhiv za higijenu rada i toksikologiju, p. 2.

Chicago stil citiranja

Rizov [?], Nikolay. "Control of food and agro product contamination in Bulgaria: Control of food and agro product contamination in Bulgaria." 2001: 2.

MLA stil citiranja

Rizov [?], Nikolay. "Control of food and agro product contamination in Bulgaria: Control of food and agro product contamination in Bulgaria." 2001: 2.