APA Style
WALKER, JOHN CHARLES. (1957).
Plant pathology (2nd).
New York:
McGraw-Hill.
Chicago Style
WALKER, JOHN CHARLES.
Plant pathology.
2nd
New York:
McGraw-Hill,
1957.
TXB.
MLA Style
WALKER, JOHN CHARLES.
Plant pathology.
2nd
New York:
McGraw-Hill,
1957.
TXB.
Turabian Style
WALKER, JOHN CHARLES.
Plant pathology.
2nd
New York:
McGraw-Hill,
1957.
TXB.