@book{612,
	author = {Singh, R. S. and Sitaramaiah, K.},
	title = {Plant pathogens :},
	publisher = {Oxford & IBH Publishing Co. Pvt . Ltd. ;},
	year = {c1994.},
	address = {New Delhi :},
	url = {https://books.google.com.bd/books?id=YHrwAAAAMAAJ&q=Plant+pathogens+:+the+plant+parasitic+nematodes&dq=Plant+pathogens+:+the+plant+parasitic+nematodes&hl=en&sa=X&ei=AFyrVNveKNSSuASx3YL4CQ&redir_esc=y}
}