Cita APA

Heald, F. d. (1926). Manual of plant diseases. Mc Graw- Hill Book Company Inc.

Chicago Edition Citation

Heald, Frederick deforest. Manual of Plant Diseases. New York: Mc Graw- Hill Book Company Inc, 1926.

Cita MLA

Heald, Frederick deforest. Manual of Plant Diseases. Mc Graw- Hill Book Company Inc, 1926.