Não informado. (1960). Canadian plant disease survey. Plant Research Institute, Department of Agriculture.
Chicago Style (17th ed.) CitationNão informado. Canadian Plant Disease Survey. Ottawa: Plant Research Institute, Department of Agriculture, 1960.
MLA (8th ed.) CitationNão informado. Canadian Plant Disease Survey. Plant Research Institute, Department of Agriculture, 1960.
Warning: These citations may not always be 100% accurate.