Cita APA (7a ed.)

Heald , F. D. (1943). Introduction to plant pathology. McGraw Hill.

Cita Chicago Style (17a ed.)

Heald , Frederick Deforest. Introduction to Plant Pathology. New York: McGraw Hill, 1943.

Cita MLA (8a ed.)

Heald , Frederick Deforest. Introduction to Plant Pathology. McGraw Hill, 1943.