TY  - BOOK
AU  - Stakman, E. C.
AU  - Harrar, J. George.
TI  - Principles of Plant Pathology / 
SN  - 9788171640881
U1  - 571.92 
PY  - 1957///
CY  - .- New York
PB  - : Ronald Press
KW  - Pure Sciences
KW  - Biology
KW  - Plant Pathology
ER  -