The virus :
Smith, Kenneth M. 1892-1981.
The virus : life's enemy / by Kenneth M. Smith - New York : Cambridge, Eng., The Macmillan Company, The University Press, c1940. - viii, 176 p. : ill. ; 20 cm. - Cambridge library of modern science .
Includes index.
Viruses.
Viruses
Plant pathology.
589.9 / VIR
The virus : life's enemy / by Kenneth M. Smith - New York : Cambridge, Eng., The Macmillan Company, The University Press, c1940. - viii, 176 p. : ill. ; 20 cm. - Cambridge library of modern science .
Includes index.
Viruses.
Viruses
Plant pathology.
589.9 / VIR