Gaya APA
Horsfall, J, G., Cowling, E, B. (1978).
Plant Disease an Advance Treatise Volume II (Copy).
London:
Academic Press.
Gaya MLA
Horsfall, James, G.., Cowling, Ellis, B..
"Plant Disease an Advance Treatise Volume II".
Copy
London:
Academic Press,
1978.
Text.