APA Style
Walker, John Charles. (1957).
Plant pathology. .
New York:
McGraw Hill Book Co..
Chicago Style
Walker, John Charles.
Plant pathology..
New York:
McGraw Hill Book Co.,
1957.
Hard Copy.
MLA Style
Walker, John Charles.
Plant pathology..
New York:
McGraw Hill Book Co.,
1957.
Hard Copy.
Turabian Style
Walker, John Charles.
Plant pathology..
New York:
McGraw Hill Book Co.,
1957.
Hard Copy.