Heald, F. D. (1975). Manual of Plant Diseases. Eurasia Publishing House.
Chicago Style (17th ed.) CitationHeald, Frederick Deforest. Manual of Plant Diseases. New Delhi: Eurasia Publishing House, 1975.
MLA (9th ed.) CitationHeald, Frederick Deforest. Manual of Plant Diseases. Eurasia Publishing House, 1975.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.