APA-referens

Bould, C., & Hewitt, E. (1984). Diagnosis of Mineral Disorders in Plants. Chemical Publishing.

Chicago-stil citat

Bould, C., och E.J Hewitt. Diagnosis of Mineral Disorders in Plants. New York: Chemical Publishing, 1984.

MLA-referens

Bould, C., och E.J Hewitt. Diagnosis of Mineral Disorders in Plants. Chemical Publishing, 1984.