APA (7e ed.) Bronvermelding

Horn, N. M. (1994). Viruses involved in chickpea stunt. s.n..

Chicago (17e ed.) Bronvermelding

Horn, Nico M. Viruses Involved in Chickpea Stunt. [Wageningen?: s.n., 1994.

MLA (8e ed.) Bronvermelding

Horn, Nico M. Viruses Involved in Chickpea Stunt. s.n., 1994.