Richardson, M. J. (1990). An Annotated list of seed-borne diseases (4. ed.). ISTA.
Chicago Style (17th ed.) CitationRichardson, M. J. An Annotated List of Seed-borne Diseases. 4. ed. Zurich: ISTA, 1990.
MLA (9th ed.) CitationRichardson, M. J. An Annotated List of Seed-borne Diseases. 4. ed. ISTA, 1990.